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Finding the Fourth Proportional to 338,025, 466,337.88 and 194,708.28

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Solution

The fourth proportional to 338,025, 466,337.88 and 194,708.28 is: 268,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,025 : 466,337.88 = 194,708.28 : x
  2. Step 2: Convert to fraction form
    338,025/466,337.88 = 194,708.28/x
  3. Step 3: Cross multiply
    338,025x = 466,337.88 × 194,708.28
  4. Step 4: Simplify right side
    338,025x = 90,799,846,513.65
  5. Step 5: Solve for x
    x = 90,799,846,513.65/338,025
  6. Step 6: Final answer
    x = 268,618.73

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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.