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Finding the Fourth Proportional to 429,169.44, 592,246.44 and 238,190.88

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Solution

The fourth proportional to 429,169.44, 592,246.44 and 238,190.88 is: 328,699.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,169.44 : 592,246.44 = 238,190.88 : x
  2. Step 2: Convert to fraction form
    429,169.44/592,246.44 = 238,190.88/x
  3. Step 3: Cross multiply
    429,169.44x = 592,246.44 × 238,190.88
  4. Step 4: Simplify right side
    429,169.44x = 141,067,700,720.47
  5. Step 5: Solve for x
    x = 141,067,700,720.47/429,169.44
  6. Step 6: Final answer
    x = 328,699.31

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1.5x scale

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.