Home / 417,074.27-625,057.76-217,341.02

Finding the Fourth Proportional to 417,074.27, 625,057.76 and 217,341.02

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Solution

The fourth proportional to 417,074.27, 625,057.76 and 217,341.02 is: 325,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,074.27 : 625,057.76 = 217,341.02 : x
  2. Step 2: Convert to fraction form
    417,074.27/625,057.76 = 217,341.02/x
  3. Step 3: Cross multiply
    417,074.27x = 625,057.76 × 217,341.02
  4. Step 4: Simplify right side
    417,074.27x = 135,850,693,223.31
  5. Step 5: Solve for x
    x = 135,850,693,223.31/417,074.27
  6. Step 6: Final answer
    x = 325,723.03

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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.