Home / 526,371.13-726,463.25-296,975.49

Finding the Fourth Proportional to 526,371.13, 726,463.25 and 296,975.49

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Solution

The fourth proportional to 526,371.13, 726,463.25 and 296,975.49 is: 409,866.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,371.13 : 726,463.25 = 296,975.49 : x
  2. Step 2: Convert to fraction form
    526,371.13/726,463.25 = 296,975.49/x
  3. Step 3: Cross multiply
    526,371.13x = 726,463.25 × 296,975.49
  4. Step 4: Simplify right side
    526,371.13x = 215,741,779,635.74
  5. Step 5: Solve for x
    x = 215,741,779,635.74/526,371.13
  6. Step 6: Final answer
    x = 409,866.29

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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.