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Finding the Fourth Proportional to 429,269.94, 592,349.85 and 238,262.88

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Solution

The fourth proportional to 429,269.94, 592,349.85 and 238,262.88 is: 328,779.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,269.94 : 592,349.85 = 238,262.88 : x
  2. Step 2: Convert to fraction form
    429,269.94/592,349.85 = 238,262.88/x
  3. Step 3: Cross multiply
    429,269.94x = 592,349.85 × 238,262.88
  4. Step 4: Simplify right side
    429,269.94x = 141,134,981,228.57
  5. Step 5: Solve for x
    x = 141,134,981,228.57/429,269.94
  6. Step 6: Final answer
    x = 328,779.09

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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.