Home / 865,377.24-1,298,066.72-225,680.48

Finding the Fourth Proportional to 865,377.24, 1,298,066.72 and 225,680.48

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Solution

The fourth proportional to 865,377.24, 1,298,066.72 and 225,680.48 is: 338,520.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,377.24 : 1,298,066.72 = 225,680.48 : x
  2. Step 2: Convert to fraction form
    865,377.24/1,298,066.72 = 225,680.48/x
  3. Step 3: Cross multiply
    865,377.24x = 1,298,066.72 × 225,680.48
  4. Step 4: Simplify right side
    865,377.24x = 292,948,320,441.63
  5. Step 5: Solve for x
    x = 292,948,320,441.63/865,377.24
  6. Step 6: Final answer
    x = 338,520.94

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1.5x scale

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.