Home / 652,557.20-900,915.02-411,046.79

Finding the Fourth Proportional to 652,557.20, 900,915.02 and 411,046.79

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Solution

The fourth proportional to 652,557.20, 900,915.02 and 411,046.79 is: 567,487.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,557.20 : 900,915.02 = 411,046.79 : x
  2. Step 2: Convert to fraction form
    652,557.20/900,915.02 = 411,046.79/x
  3. Step 3: Cross multiply
    652,557.20x = 900,915.02 × 411,046.79
  4. Step 4: Simplify right side
    652,557.20x = 370,318,220,473.98
  5. Step 5: Solve for x
    x = 370,318,220,473.98/652,557.20
  6. Step 6: Final answer
    x = 567,487.76

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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.