Home / 832,150.87-1,148,397.65-469,553.56

Finding the Fourth Proportional to 832,150.87, 1,148,397.65 and 469,553.56

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Solution

The fourth proportional to 832,150.87, 1,148,397.65 and 469,553.56 is: 648,000.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,150.87 : 1,148,397.65 = 469,553.56 : x
  2. Step 2: Convert to fraction form
    832,150.87/1,148,397.65 = 469,553.56/x
  3. Step 3: Cross multiply
    832,150.87x = 1,148,397.65 × 469,553.56
  4. Step 4: Simplify right side
    832,150.87x = 539,234,201,395.20
  5. Step 5: Solve for x
    x = 539,234,201,395.20/832,150.87
  6. Step 6: Final answer
    x = 648,000.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.