Home / 408,314.72-563,471.36-227,025.25

Finding the Fourth Proportional to 408,314.72, 563,471.36 and 227,025.25

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Solution

The fourth proportional to 408,314.72, 563,471.36 and 227,025.25 is: 313,293.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,314.72 : 563,471.36 = 227,025.25 : x
  2. Step 2: Convert to fraction form
    408,314.72/563,471.36 = 227,025.25/x
  3. Step 3: Cross multiply
    408,314.72x = 563,471.36 × 227,025.25
  4. Step 4: Simplify right side
    408,314.72x = 127,922,223,554.48
  5. Step 5: Solve for x
    x = 127,922,223,554.48/408,314.72
  6. Step 6: Final answer
    x = 313,293.20

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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.