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Finding the Fourth Proportional to 475,049.96, 655,575.94 and 260,209.96

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Solution

The fourth proportional to 475,049.96, 655,575.94 and 260,209.96 is: 359,093.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,049.96 : 655,575.94 = 260,209.96 : x
  2. Step 2: Convert to fraction form
    475,049.96/655,575.94 = 260,209.96/x
  3. Step 3: Cross multiply
    475,049.96x = 655,575.94 × 260,209.96
  4. Step 4: Simplify right side
    475,049.96x = 170,587,389,124.36
  5. Step 5: Solve for x
    x = 170,587,389,124.36/475,049.96
  6. Step 6: Final answer
    x = 359,093.58

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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.