Home / 476,498.32-657,580.20-261,652.24

Finding the Fourth Proportional to 476,498.32, 657,580.20 and 261,652.24

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Solution

The fourth proportional to 476,498.32, 657,580.20 and 261,652.24 is: 361,086.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,498.32 : 657,580.20 = 261,652.24 : x
  2. Step 2: Convert to fraction form
    476,498.32/657,580.20 = 261,652.24/x
  3. Step 3: Cross multiply
    476,498.32x = 657,580.20 × 261,652.24
  4. Step 4: Simplify right side
    476,498.32x = 172,057,332,309.65
  5. Step 5: Solve for x
    x = 172,057,332,309.65/476,498.32
  6. Step 6: Final answer
    x = 361,086.97

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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.