Home / 408,176.19-563,289.87-224,422.52

Finding the Fourth Proportional to 408,176.19, 563,289.87 and 224,422.52

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Solution

The fourth proportional to 408,176.19, 563,289.87 and 224,422.52 is: 309,706.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,176.19 : 563,289.87 = 224,422.52 : x
  2. Step 2: Convert to fraction form
    408,176.19/563,289.87 = 224,422.52/x
  3. Step 3: Cross multiply
    408,176.19x = 563,289.87 × 224,422.52
  4. Step 4: Simplify right side
    408,176.19x = 126,414,929,299.42
  5. Step 5: Solve for x
    x = 126,414,929,299.42/408,176.19
  6. Step 6: Final answer
    x = 309,706.77

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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.