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Finding the Fourth Proportional to 507,425.91, 761,388.95 and 237,572.29

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Solution

The fourth proportional to 507,425.91, 761,388.95 and 237,572.29 is: 356,475.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,425.91 : 761,388.95 = 237,572.29 : x
  2. Step 2: Convert to fraction form
    507,425.91/761,388.95 = 237,572.29/x
  3. Step 3: Cross multiply
    507,425.91x = 761,388.95 × 237,572.29
  4. Step 4: Simplify right side
    507,425.91x = 180,884,916,432.20
  5. Step 5: Solve for x
    x = 180,884,916,432.20/507,425.91
  6. Step 6: Final answer
    x = 356,475.52

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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.