Home / 296,078.20-444,117.30-138,614.20

Finding the Fourth Proportional to 296,078.20, 444,117.30 and 138,614.20

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Solution

The fourth proportional to 296,078.20, 444,117.30 and 138,614.20 is: 207,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,078.20 : 444,117.30 = 138,614.20 : x
  2. Step 2: Convert to fraction form
    296,078.20/444,117.30 = 138,614.20/x
  3. Step 3: Cross multiply
    296,078.20x = 444,117.30 × 138,614.20
  4. Step 4: Simplify right side
    296,078.20x = 61,560,964,245.66
  5. Step 5: Solve for x
    x = 61,560,964,245.66/296,078.20
  6. Step 6: Final answer
    x = 207,921.30

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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.