Home / 892,575.13-1,338,862.69-261,488.94

Finding the Fourth Proportional to 892,575.13, 1,338,862.69 and 261,488.94

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Solution

The fourth proportional to 892,575.13, 1,338,862.69 and 261,488.94 is: 392,233.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,575.13 : 1,338,862.69 = 261,488.94 : x
  2. Step 2: Convert to fraction form
    892,575.13/1,338,862.69 = 261,488.94/x
  3. Step 3: Cross multiply
    892,575.13x = 1,338,862.69 × 261,488.94
  4. Step 4: Simplify right side
    892,575.13x = 350,097,785,613.65
  5. Step 5: Solve for x
    x = 350,097,785,613.65/892,575.13
  6. Step 6: Final answer
    x = 392,233.41

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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.