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Finding the Fourth Proportional to 429,264.86, 592,387.78 and 268,213.30

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Solution

The fourth proportional to 429,264.86, 592,387.78 and 268,213.30 is: 370,135.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,264.86 : 592,387.78 = 268,213.30 : x
  2. Step 2: Convert to fraction form
    429,264.86/592,387.78 = 268,213.30/x
  3. Step 3: Cross multiply
    429,264.86x = 592,387.78 × 268,213.30
  4. Step 4: Simplify right side
    429,264.86x = 158,886,281,353.47
  5. Step 5: Solve for x
    x = 158,886,281,353.47/429,264.86
  6. Step 6: Final answer
    x = 370,135.77

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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.