Home / 888,514.54-1,226,178.22-486,106.54

Finding the Fourth Proportional to 888,514.54, 1,226,178.22 and 486,106.54

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Solution

The fourth proportional to 888,514.54, 1,226,178.22 and 486,106.54 is: 670,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,514.54 : 1,226,178.22 = 486,106.54 : x
  2. Step 2: Convert to fraction form
    888,514.54/1,226,178.22 = 486,106.54/x
  3. Step 3: Cross multiply
    888,514.54x = 1,226,178.22 × 486,106.54
  4. Step 4: Simplify right side
    888,514.54x = 596,053,251,947.56
  5. Step 5: Solve for x
    x = 596,053,251,947.56/888,514.54
  6. Step 6: Final answer
    x = 670,842.43

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Double scale
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1.5x scale

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.