Home / 467,766.38-645,517.04-252,905.93

Finding the Fourth Proportional to 467,766.38, 645,517.04 and 252,905.93

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Solution

The fourth proportional to 467,766.38, 645,517.04 and 252,905.93 is: 349,009.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,766.38 : 645,517.04 = 252,905.93 : x
  2. Step 2: Convert to fraction form
    467,766.38/645,517.04 = 252,905.93/x
  3. Step 3: Cross multiply
    467,766.38x = 645,517.04 × 252,905.93
  4. Step 4: Simplify right side
    467,766.38x = 163,255,082,839.93
  5. Step 5: Solve for x
    x = 163,255,082,839.93/467,766.38
  6. Step 6: Final answer
    x = 349,009.87

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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.