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Finding the Fourth Proportional to 429,082.35, 592,248.51 and 267,840.30

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Solution

The fourth proportional to 429,082.35, 592,248.51 and 267,840.30 is: 369,691.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,082.35 : 592,248.51 = 267,840.30 : x
  2. Step 2: Convert to fraction form
    429,082.35/592,248.51 = 267,840.30/x
  3. Step 3: Cross multiply
    429,082.35x = 592,248.51 × 267,840.30
  4. Step 4: Simplify right side
    429,082.35x = 158,628,020,813.89
  5. Step 5: Solve for x
    x = 158,628,020,813.89/429,082.35
  6. Step 6: Final answer
    x = 369,691.32

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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.