Home / 284,332.28-426,646.08-115,976.12

Finding the Fourth Proportional to 284,332.28, 426,646.08 and 115,976.12

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Solution

The fourth proportional to 284,332.28, 426,646.08 and 115,976.12 is: 174,024.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,332.28 : 426,646.08 = 115,976.12 : x
  2. Step 2: Convert to fraction form
    284,332.28/426,646.08 = 115,976.12/x
  3. Step 3: Cross multiply
    284,332.28x = 426,646.08 × 115,976.12
  4. Step 4: Simplify right side
    284,332.28x = 49,480,756,971.61
  5. Step 5: Solve for x
    x = 49,480,756,971.61/284,332.28
  6. Step 6: Final answer
    x = 174,024.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.