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Finding the Fourth Proportional to 617,000.73, 925,407.22 and 237,866.15

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Solution

The fourth proportional to 617,000.73, 925,407.22 and 237,866.15 is: 356,763.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,000.73 : 925,407.22 = 237,866.15 : x
  2. Step 2: Convert to fraction form
    617,000.73/925,407.22 = 237,866.15/x
  3. Step 3: Cross multiply
    617,000.73x = 925,407.22 × 237,866.15
  4. Step 4: Simplify right side
    617,000.73x = 220,123,052,603.60
  5. Step 5: Solve for x
    x = 220,123,052,603.60/617,000.73
  6. Step 6: Final answer
    x = 356,763.03

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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.