Home / 1,202,311.83-1,803,467.79-303,756.15

Finding the Fourth Proportional to 1,202,311.83, 1,803,467.79 and 303,756.15

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Solution

The fourth proportional to 1,202,311.83, 1,803,467.79 and 303,756.15 is: 455,634.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,311.83 : 1,803,467.79 = 303,756.15 : x
  2. Step 2: Convert to fraction form
    1,202,311.83/1,803,467.79 = 303,756.15/x
  3. Step 3: Cross multiply
    1,202,311.83x = 1,803,467.79 × 303,756.15
  4. Step 4: Simplify right side
    1,202,311.83x = 547,814,432,539.41
  5. Step 5: Solve for x
    x = 547,814,432,539.41/1,202,311.83
  6. Step 6: Final answer
    x = 455,634.24

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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.