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Finding the Fourth Proportional to 601,989.17, 902,264.06 and 458,721.53

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Solution

The fourth proportional to 601,989.17, 902,264.06 and 458,721.53 is: 687,533.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,989.17 : 902,264.06 = 458,721.53 : x
  2. Step 2: Convert to fraction form
    601,989.17/902,264.06 = 458,721.53/x
  3. Step 3: Cross multiply
    601,989.17x = 902,264.06 × 458,721.53
  4. Step 4: Simplify right side
    601,989.17x = 413,887,950,086.19
  5. Step 5: Solve for x
    x = 413,887,950,086.19/601,989.17
  6. Step 6: Final answer
    x = 687,533.89

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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.