Home / 429,286.20-592,385.34-238,284.56

Finding the Fourth Proportional to 429,286.20, 592,385.34 and 238,284.56

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Solution

The fourth proportional to 429,286.20, 592,385.34 and 238,284.56 is: 328,816.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,286.20 : 592,385.34 = 238,284.56 : x
  2. Step 2: Convert to fraction form
    429,286.20/592,385.34 = 238,284.56/x
  3. Step 3: Cross multiply
    429,286.20x = 592,385.34 × 238,284.56
  4. Step 4: Simplify right side
    429,286.20x = 141,156,280,092.35
  5. Step 5: Solve for x
    x = 141,156,280,092.35/429,286.20
  6. Step 6: Final answer
    x = 328,816.25

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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.