Home / 752,487.04-1,129,099.52-353,160.24

Finding the Fourth Proportional to 752,487.04, 1,129,099.52 and 353,160.24

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Solution

The fourth proportional to 752,487.04, 1,129,099.52 and 353,160.24 is: 529,913.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,487.04 : 1,129,099.52 = 353,160.24 : x
  2. Step 2: Convert to fraction form
    752,487.04/1,129,099.52 = 353,160.24/x
  3. Step 3: Cross multiply
    752,487.04x = 1,129,099.52 × 353,160.24
  4. Step 4: Simplify right side
    752,487.04x = 398,753,057,467.09
  5. Step 5: Solve for x
    x = 398,753,057,467.09/752,487.04
  6. Step 6: Final answer
    x = 529,913.52

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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.