Home / 408,119.04-563,201.28-229,271.04

Finding the Fourth Proportional to 408,119.04, 563,201.28 and 229,271.04

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Solution

The fourth proportional to 408,119.04, 563,201.28 and 229,271.04 is: 316,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,119.04 : 563,201.28 = 229,271.04 : x
  2. Step 2: Convert to fraction form
    408,119.04/563,201.28 = 229,271.04/x
  3. Step 3: Cross multiply
    408,119.04x = 563,201.28 × 229,271.04
  4. Step 4: Simplify right side
    408,119.04x = 129,125,743,194.93
  5. Step 5: Solve for x
    x = 129,125,743,194.93/408,119.04
  6. Step 6: Final answer
    x = 316,392.35

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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.