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Finding the Fourth Proportional to 474,377.88, 654,656.94 and 259,517.94

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Solution

The fourth proportional to 474,377.88, 654,656.94 and 259,517.94 is: 358,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,377.88 : 654,656.94 = 259,517.94 : x
  2. Step 2: Convert to fraction form
    474,377.88/654,656.94 = 259,517.94/x
  3. Step 3: Cross multiply
    474,377.88x = 654,656.94 × 259,517.94
  4. Step 4: Simplify right side
    474,377.88x = 169,895,220,475.50
  5. Step 5: Solve for x
    x = 169,895,220,475.50/474,377.88
  6. Step 6: Final answer
    x = 358,143.22

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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.