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Finding the Fourth Proportional to 429,572.25, 592,809.72 and 238,603.41

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Solution

The fourth proportional to 429,572.25, 592,809.72 and 238,603.41 is: 329,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,572.25 : 592,809.72 = 238,603.41 : x
  2. Step 2: Convert to fraction form
    429,572.25/592,809.72 = 238,603.41/x
  3. Step 3: Cross multiply
    429,572.25x = 592,809.72 × 238,603.41
  4. Step 4: Simplify right side
    429,572.25x = 141,446,420,673.15
  5. Step 5: Solve for x
    x = 141,446,420,673.15/429,572.25
  6. Step 6: Final answer
    x = 329,272.71

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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.