Home / 397,882.60-596,823.90-135,226.60

Finding the Fourth Proportional to 397,882.60, 596,823.90 and 135,226.60

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Solution

The fourth proportional to 397,882.60, 596,823.90 and 135,226.60 is: 202,839.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,882.60 : 596,823.90 = 135,226.60 : x
  2. Step 2: Convert to fraction form
    397,882.60/596,823.90 = 135,226.60/x
  3. Step 3: Cross multiply
    397,882.60x = 596,823.90 × 135,226.60
  4. Step 4: Simplify right side
    397,882.60x = 80,706,466,795.74
  5. Step 5: Solve for x
    x = 80,706,466,795.74/397,882.60
  6. Step 6: Final answer
    x = 202,839.90

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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.