Home / 467,766.90-645,519.23-252,906.96

Finding the Fourth Proportional to 467,766.90, 645,519.23 and 252,906.96

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Solution

The fourth proportional to 467,766.90, 645,519.23 and 252,906.96 is: 349,012.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,766.90 : 645,519.23 = 252,906.96 : x
  2. Step 2: Convert to fraction form
    467,766.90/645,519.23 = 252,906.96/x
  3. Step 3: Cross multiply
    467,766.90x = 645,519.23 × 252,906.96
  4. Step 4: Simplify right side
    467,766.90x = 163,256,306,080.84
  5. Step 5: Solve for x
    x = 163,256,306,080.84/467,766.90
  6. Step 6: Final answer
    x = 349,012.10

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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.