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Finding the Fourth Proportional to 332,404.68, 498,607 and 155,035.74

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Solution

The fourth proportional to 332,404.68, 498,607 and 155,035.74 is: 232,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,404.68 : 498,607 = 155,035.74 : x
  2. Step 2: Convert to fraction form
    332,404.68/498,607 = 155,035.74/x
  3. Step 3: Cross multiply
    332,404.68x = 498,607 × 155,035.74
  4. Step 4: Simplify right side
    332,404.68x = 77,301,905,214.18
  5. Step 5: Solve for x
    x = 77,301,905,214.18/332,404.68
  6. Step 6: Final answer
    x = 232,553.60

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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.