Home / 762,252.66-1,051,910.18-418,091.39

Finding the Fourth Proportional to 762,252.66, 1,051,910.18 and 418,091.39

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Solution

The fourth proportional to 762,252.66, 1,051,910.18 and 418,091.39 is: 576,966.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,252.66 : 1,051,910.18 = 418,091.39 : x
  2. Step 2: Convert to fraction form
    762,252.66/1,051,910.18 = 418,091.39/x
  3. Step 3: Cross multiply
    762,252.66x = 1,051,910.18 × 418,091.39
  4. Step 4: Simplify right side
    762,252.66x = 439,794,581,961.34
  5. Step 5: Solve for x
    x = 439,794,581,961.34/762,252.66
  6. Step 6: Final answer
    x = 576,966.94

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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.