Home / 467,120.29-644,626-252,260.34

Finding the Fourth Proportional to 467,120.29, 644,626 and 252,260.34

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Solution

The fourth proportional to 467,120.29, 644,626 and 252,260.34 is: 348,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,120.29 : 644,626 = 252,260.34 : x
  2. Step 2: Convert to fraction form
    467,120.29/644,626 = 252,260.34/x
  3. Step 3: Cross multiply
    467,120.29x = 644,626 × 252,260.34
  4. Step 4: Simplify right side
    467,120.29x = 162,613,576,350.19
  5. Step 5: Solve for x
    x = 162,613,576,350.19/467,120.29
  6. Step 6: Final answer
    x = 348,119.27

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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.