Home / 475,985.88-656,818.68-271,996.32

Finding the Fourth Proportional to 475,985.88, 656,818.68 and 271,996.32

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Solution

The fourth proportional to 475,985.88, 656,818.68 and 271,996.32 is: 375,331.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,985.88 : 656,818.68 = 271,996.32 : x
  2. Step 2: Convert to fraction form
    475,985.88/656,818.68 = 271,996.32/x
  3. Step 3: Cross multiply
    475,985.88x = 656,818.68 × 271,996.32
  4. Step 4: Simplify right side
    475,985.88x = 178,652,263,867.26
  5. Step 5: Solve for x
    x = 178,652,263,867.26/475,985.88
  6. Step 6: Final answer
    x = 375,331.02

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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.