Home / 382,970.77-574,456.79-158,084.28

Finding the Fourth Proportional to 382,970.77, 574,456.79 and 158,084.28

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Solution

The fourth proportional to 382,970.77, 574,456.79 and 158,084.28 is: 237,126.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,970.77 : 574,456.79 = 158,084.28 : x
  2. Step 2: Convert to fraction form
    382,970.77/574,456.79 = 158,084.28/x
  3. Step 3: Cross multiply
    382,970.77x = 574,456.79 × 158,084.28
  4. Step 4: Simplify right side
    382,970.77x = 90,812,588,433.47
  5. Step 5: Solve for x
    x = 90,812,588,433.47/382,970.77
  6. Step 6: Final answer
    x = 237,126.68

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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.