Home / 459,101.28-633,559.14-255,145.80

Finding the Fourth Proportional to 459,101.28, 633,559.14 and 255,145.80

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Solution

The fourth proportional to 459,101.28, 633,559.14 and 255,145.80 is: 352,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,101.28 : 633,559.14 = 255,145.80 : x
  2. Step 2: Convert to fraction form
    459,101.28/633,559.14 = 255,145.80/x
  3. Step 3: Cross multiply
    459,101.28x = 633,559.14 × 255,145.80
  4. Step 4: Simplify right side
    459,101.28x = 161,649,953,622.61
  5. Step 5: Solve for x
    x = 161,649,953,622.61/459,101.28
  6. Step 6: Final answer
    x = 352,100.86

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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.