Home / 459,076.10-633,512.30-255,121.79

Finding the Fourth Proportional to 459,076.10, 633,512.30 and 255,121.79

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Solution

The fourth proportional to 459,076.10, 633,512.30 and 255,121.79 is: 352,061.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,076.10 : 633,512.30 = 255,121.79 : x
  2. Step 2: Convert to fraction form
    459,076.10/633,512.30 = 255,121.79/x
  3. Step 3: Cross multiply
    459,076.10x = 633,512.30 × 255,121.79
  4. Step 4: Simplify right side
    459,076.10x = 161,622,787,519.85
  5. Step 5: Solve for x
    x = 161,622,787,519.85/459,076.10
  6. Step 6: Final answer
    x = 352,061.00

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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.