Home / 268,934.68-403,273.38-156,646.91

Finding the Fourth Proportional to 268,934.68, 403,273.38 and 156,646.91

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Solution

The fourth proportional to 268,934.68, 403,273.38 and 156,646.91 is: 234,895.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,934.68 : 403,273.38 = 156,646.91 : x
  2. Step 2: Convert to fraction form
    268,934.68/403,273.38 = 156,646.91/x
  3. Step 3: Cross multiply
    268,934.68x = 403,273.38 × 156,646.91
  4. Step 4: Simplify right side
    268,934.68x = 63,171,530,457.87
  5. Step 5: Solve for x
    x = 63,171,530,457.87/268,934.68
  6. Step 6: Final answer
    x = 234,895.44

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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.