Home / 442,164.33-610,013.57-272,103.21

Finding the Fourth Proportional to 442,164.33, 610,013.57 and 272,103.21

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Solution

The fourth proportional to 442,164.33, 610,013.57 and 272,103.21 is: 375,395.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,164.33 : 610,013.57 = 272,103.21 : x
  2. Step 2: Convert to fraction form
    442,164.33/610,013.57 = 272,103.21/x
  3. Step 3: Cross multiply
    442,164.33x = 610,013.57 × 272,103.21
  4. Step 4: Simplify right side
    442,164.33x = 165,986,649,180.04
  5. Step 5: Solve for x
    x = 165,986,649,180.04/442,164.33
  6. Step 6: Final answer
    x = 375,395.84

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1.5x scale

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.