Home / 628,472.73-942,711.04-155,158.14

Finding the Fourth Proportional to 628,472.73, 942,711.04 and 155,158.14

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Solution

The fourth proportional to 628,472.73, 942,711.04 and 155,158.14 is: 232,737.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,472.73 : 942,711.04 = 155,158.14 : x
  2. Step 2: Convert to fraction form
    628,472.73/942,711.04 = 155,158.14/x
  3. Step 3: Cross multiply
    628,472.73x = 942,711.04 × 155,158.14
  4. Step 4: Simplify right side
    628,472.73x = 146,269,291,523.87
  5. Step 5: Solve for x
    x = 146,269,291,523.87/628,472.73
  6. Step 6: Final answer
    x = 232,737.69

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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.