Home / 976,046.10-1,464,321.57-571,579.86

Finding the Fourth Proportional to 976,046.10, 1,464,321.57 and 571,579.86

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Solution

The fourth proportional to 976,046.10, 1,464,321.57 and 571,579.86 is: 857,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,046.10 : 1,464,321.57 = 571,579.86 : x
  2. Step 2: Convert to fraction form
    976,046.10/1,464,321.57 = 571,579.86/x
  3. Step 3: Cross multiply
    976,046.10x = 1,464,321.57 × 571,579.86
  4. Step 4: Simplify right side
    976,046.10x = 836,976,717,975.58
  5. Step 5: Solve for x
    x = 836,976,717,975.58/976,046.10
  6. Step 6: Final answer
    x = 857,517.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.