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Finding the Fourth Proportional to 266,882.42, 400,324.32 and 98,329.71

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Solution

The fourth proportional to 266,882.42, 400,324.32 and 98,329.71 is: 147,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,882.42 : 400,324.32 = 98,329.71 : x
  2. Step 2: Convert to fraction form
    266,882.42/400,324.32 = 98,329.71/x
  3. Step 3: Cross multiply
    266,882.42x = 400,324.32 × 98,329.71
  4. Step 4: Simplify right side
    266,882.42x = 39,363,774,291.55
  5. Step 5: Solve for x
    x = 39,363,774,291.55/266,882.42
  6. Step 6: Final answer
    x = 147,494.82

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1.5x scale

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.