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Finding the Fourth Proportional to 475,107.62, 655,625.22 and 260,248.64

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Solution

The fourth proportional to 475,107.62, 655,625.22 and 260,248.64 is: 359,130.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,107.62 : 655,625.22 = 260,248.64 : x
  2. Step 2: Convert to fraction form
    475,107.62/655,625.22 = 260,248.64/x
  3. Step 3: Cross multiply
    475,107.62x = 655,625.22 × 260,248.64
  4. Step 4: Simplify right side
    475,107.62x = 170,625,571,854.70
  5. Step 5: Solve for x
    x = 170,625,571,854.70/475,107.62
  6. Step 6: Final answer
    x = 359,130.36

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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.