Home / 649,588.38-895,987.17-423,540.06

Finding the Fourth Proportional to 649,588.38, 895,987.17 and 423,540.06

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Solution

The fourth proportional to 649,588.38, 895,987.17 and 423,540.06 is: 584,195.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,588.38 : 895,987.17 = 423,540.06 : x
  2. Step 2: Convert to fraction form
    649,588.38/895,987.17 = 423,540.06/x
  3. Step 3: Cross multiply
    649,588.38x = 895,987.17 × 423,540.06
  4. Step 4: Simplify right side
    649,588.38x = 379,486,462,510.42
  5. Step 5: Solve for x
    x = 379,486,462,510.42/649,588.38
  6. Step 6: Final answer
    x = 584,195.27

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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.