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Finding the Fourth Proportional to 475,159.68, 655,767.38 and 271,241.24

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Solution

The fourth proportional to 475,159.68, 655,767.38 and 271,241.24 is: 374,339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,159.68 : 655,767.38 = 271,241.24 : x
  2. Step 2: Convert to fraction form
    475,159.68/655,767.38 = 271,241.24/x
  3. Step 3: Cross multiply
    475,159.68x = 655,767.38 × 271,241.24
  4. Step 4: Simplify right side
    475,159.68x = 177,871,152,667.71
  5. Step 5: Solve for x
    x = 177,871,152,667.71/475,159.68
  6. Step 6: Final answer
    x = 374,339.74

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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.