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Finding the Fourth Proportional to 475,045.74, 655,529.40 and 271,048.86

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Solution

The fourth proportional to 475,045.74, 655,529.40 and 271,048.86 is: 374,028.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,045.74 : 655,529.40 = 271,048.86 : x
  2. Step 2: Convert to fraction form
    475,045.74/655,529.40 = 271,048.86/x
  3. Step 3: Cross multiply
    475,045.74x = 655,529.40 × 271,048.86
  4. Step 4: Simplify right side
    475,045.74x = 177,680,496,566.48
  5. Step 5: Solve for x
    x = 177,680,496,566.48/475,045.74
  6. Step 6: Final answer
    x = 374,028.19

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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.