Home / 851,966.01-1,175,694.17-469,992.69

Finding the Fourth Proportional to 851,966.01, 1,175,694.17 and 469,992.69

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Solution

The fourth proportional to 851,966.01, 1,175,694.17 and 469,992.69 is: 648,579.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,966.01 : 1,175,694.17 = 469,992.69 : x
  2. Step 2: Convert to fraction form
    851,966.01/1,175,694.17 = 469,992.69/x
  3. Step 3: Cross multiply
    851,966.01x = 1,175,694.17 × 469,992.69
  4. Step 4: Simplify right side
    851,966.01x = 552,567,665,575.62
  5. Step 5: Solve for x
    x = 552,567,665,575.62/851,966.01
  6. Step 6: Final answer
    x = 648,579.47

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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.