Home / 1,102,077.40-1,653,116.10-303,482.20

Finding the Fourth Proportional to 1,102,077.40, 1,653,116.10 and 303,482.20

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Solution

The fourth proportional to 1,102,077.40, 1,653,116.10 and 303,482.20 is: 455,223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,077.40 : 1,653,116.10 = 303,482.20 : x
  2. Step 2: Convert to fraction form
    1,102,077.40/1,653,116.10 = 303,482.20/x
  3. Step 3: Cross multiply
    1,102,077.40x = 1,653,116.10 × 303,482.20
  4. Step 4: Simplify right side
    1,102,077.40x = 501,691,310,883.42
  5. Step 5: Solve for x
    x = 501,691,310,883.42/1,102,077.40
  6. Step 6: Final answer
    x = 455,223.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.