Home / 398,001.36-597,246.80-158,073.29

Finding the Fourth Proportional to 398,001.36, 597,246.80 and 158,073.29

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Solution

The fourth proportional to 398,001.36, 597,246.80 and 158,073.29 is: 237,207.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,001.36 : 597,246.80 = 158,073.29 : x
  2. Step 2: Convert to fraction form
    398,001.36/597,246.80 = 158,073.29/x
  3. Step 3: Cross multiply
    398,001.36x = 597,246.80 × 158,073.29
  4. Step 4: Simplify right side
    398,001.36x = 94,408,762,841.37
  5. Step 5: Solve for x
    x = 94,408,762,841.37/398,001.36
  6. Step 6: Final answer
    x = 237,207.14

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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.