Home / 408,012.16-563,059.20-224,248.75

Finding the Fourth Proportional to 408,012.16, 563,059.20 and 224,248.75

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Solution

The fourth proportional to 408,012.16, 563,059.20 and 224,248.75 is: 309,464.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,012.16 : 563,059.20 = 224,248.75 : x
  2. Step 2: Convert to fraction form
    408,012.16/563,059.20 = 224,248.75/x
  3. Step 3: Cross multiply
    408,012.16x = 563,059.20 × 224,248.75
  4. Step 4: Simplify right side
    408,012.16x = 126,265,321,776.00
  5. Step 5: Solve for x
    x = 126,265,321,776.00/408,012.16
  6. Step 6: Final answer
    x = 309,464.60

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1.5x scale

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.