Home / 417,964.80-576,922.56-267,062.40

Finding the Fourth Proportional to 417,964.80, 576,922.56 and 267,062.40

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Solution

The fourth proportional to 417,964.80, 576,922.56 and 267,062.40 is: 368,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,964.80 : 576,922.56 = 267,062.40 : x
  2. Step 2: Convert to fraction form
    417,964.80/576,922.56 = 267,062.40/x
  3. Step 3: Cross multiply
    417,964.80x = 576,922.56 × 267,062.40
  4. Step 4: Simplify right side
    417,964.80x = 154,074,323,487.74
  5. Step 5: Solve for x
    x = 154,074,323,487.74/417,964.80
  6. Step 6: Final answer
    x = 368,629.90

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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.