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Finding the Fourth Proportional to 532,417.28, 798,627.97 and 133,058.47

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Solution

The fourth proportional to 532,417.28, 798,627.97 and 133,058.47 is: 199,588.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,417.28 : 798,627.97 = 133,058.47 : x
  2. Step 2: Convert to fraction form
    532,417.28/798,627.97 = 133,058.47/x
  3. Step 3: Cross multiply
    532,417.28x = 798,627.97 × 133,058.47
  4. Step 4: Simplify right side
    532,417.28x = 106,264,215,787.41
  5. Step 5: Solve for x
    x = 106,264,215,787.41/532,417.28
  6. Step 6: Final answer
    x = 199,588.22

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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.