Home / 398,615.12-597,922.68-273,577.04

Finding the Fourth Proportional to 398,615.12, 597,922.68 and 273,577.04

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Solution

The fourth proportional to 398,615.12, 597,922.68 and 273,577.04 is: 410,365.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,615.12 : 597,922.68 = 273,577.04 : x
  2. Step 2: Convert to fraction form
    398,615.12/597,922.68 = 273,577.04/x
  3. Step 3: Cross multiply
    398,615.12x = 597,922.68 × 273,577.04
  4. Step 4: Simplify right side
    398,615.12x = 163,577,916,943.27
  5. Step 5: Solve for x
    x = 163,577,916,943.27/398,615.12
  6. Step 6: Final answer
    x = 410,365.56

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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.