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Finding the Fourth Proportional to 429,539.84, 592,765.44 and 238,553.60

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Solution

The fourth proportional to 429,539.84, 592,765.44 and 238,553.60 is: 329,204.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,539.84 : 592,765.44 = 238,553.60 : x
  2. Step 2: Convert to fraction form
    429,539.84/592,765.44 = 238,553.60/x
  3. Step 3: Cross multiply
    429,539.84x = 592,765.44 × 238,553.60
  4. Step 4: Simplify right side
    429,539.84x = 141,406,329,667.58
  5. Step 5: Solve for x
    x = 141,406,329,667.58/429,539.84
  6. Step 6: Final answer
    x = 329,204.22

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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.