Home / 398,287.19-597,431.34-304,052.41

Finding the Fourth Proportional to 398,287.19, 597,431.34 and 304,052.41

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Solution

The fourth proportional to 398,287.19, 597,431.34 and 304,052.41 is: 456,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,287.19 : 597,431.34 = 304,052.41 : x
  2. Step 2: Convert to fraction form
    398,287.19/597,431.34 = 304,052.41/x
  3. Step 3: Cross multiply
    398,287.19x = 597,431.34 × 304,052.41
  4. Step 4: Simplify right side
    398,287.19x = 181,650,437,242.95
  5. Step 5: Solve for x
    x = 181,650,437,242.95/398,287.19
  6. Step 6: Final answer
    x = 456,079.04

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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.