Home / 892,370.01-1,339,046.15-386,934.87

Finding the Fourth Proportional to 892,370.01, 1,339,046.15 and 386,934.87

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Solution

The fourth proportional to 892,370.01, 1,339,046.15 and 386,934.87 is: 580,615.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,370.01 : 1,339,046.15 = 386,934.87 : x
  2. Step 2: Convert to fraction form
    892,370.01/1,339,046.15 = 386,934.87/x
  3. Step 3: Cross multiply
    892,370.01x = 1,339,046.15 × 386,934.87
  4. Step 4: Simplify right side
    892,370.01x = 518,123,646,039.58
  5. Step 5: Solve for x
    x = 518,123,646,039.58/892,370.01
  6. Step 6: Final answer
    x = 580,615.26

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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.