Home / 429,269.18-592,418.31-238,285.76

Finding the Fourth Proportional to 429,269.18, 592,418.31 and 238,285.76

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Solution

The fourth proportional to 429,269.18, 592,418.31 and 238,285.76 is: 328,849.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,269.18 : 592,418.31 = 238,285.76 : x
  2. Step 2: Convert to fraction form
    429,269.18/592,418.31 = 238,285.76/x
  3. Step 3: Cross multiply
    429,269.18x = 592,418.31 × 238,285.76
  4. Step 4: Simplify right side
    429,269.18x = 141,164,847,236.27
  5. Step 5: Solve for x
    x = 141,164,847,236.27/429,269.18
  6. Step 6: Final answer
    x = 328,849.25

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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.