Home / 459,079.11-633,516.42-255,124.80

Finding the Fourth Proportional to 459,079.11, 633,516.42 and 255,124.80

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Solution

The fourth proportional to 459,079.11, 633,516.42 and 255,124.80 is: 352,065.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,079.11 : 633,516.42 = 255,124.80 : x
  2. Step 2: Convert to fraction form
    459,079.11/633,516.42 = 255,124.80/x
  3. Step 3: Cross multiply
    459,079.11x = 633,516.42 × 255,124.80
  4. Step 4: Simplify right side
    459,079.11x = 161,625,749,949.22
  5. Step 5: Solve for x
    x = 161,625,749,949.22/459,079.11
  6. Step 6: Final answer
    x = 352,065.14

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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.