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Finding the Fourth Proportional to 429,445.54, 592,689.28 and 259,773.22

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Solution

The fourth proportional to 429,445.54, 592,689.28 and 259,773.22 is: 358,519.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,445.54 : 592,689.28 = 259,773.22 : x
  2. Step 2: Convert to fraction form
    429,445.54/592,689.28 = 259,773.22/x
  3. Step 3: Cross multiply
    429,445.54x = 592,689.28 × 259,773.22
  4. Step 4: Simplify right side
    429,445.54x = 153,964,800,593.93
  5. Step 5: Solve for x
    x = 153,964,800,593.93/429,445.54
  6. Step 6: Final answer
    x = 358,519.97

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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.