Home / 1,102,885.90-1,654,328.85-304,290.70

Finding the Fourth Proportional to 1,102,885.90, 1,654,328.85 and 304,290.70

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Solution

The fourth proportional to 1,102,885.90, 1,654,328.85 and 304,290.70 is: 456,436.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,885.90 : 1,654,328.85 = 304,290.70 : x
  2. Step 2: Convert to fraction form
    1,102,885.90/1,654,328.85 = 304,290.70/x
  3. Step 3: Cross multiply
    1,102,885.90x = 1,654,328.85 × 304,290.70
  4. Step 4: Simplify right side
    1,102,885.90x = 503,396,883,796.70
  5. Step 5: Solve for x
    x = 503,396,883,796.70/1,102,885.90
  6. Step 6: Final answer
    x = 456,436.05

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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.