Home / 887,445.15-1,224,674.13-479,546.97

Finding the Fourth Proportional to 887,445.15, 1,224,674.13 and 479,546.97

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Solution

The fourth proportional to 887,445.15, 1,224,674.13 and 479,546.97 is: 661,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,445.15 : 1,224,674.13 = 479,546.97 : x
  2. Step 2: Convert to fraction form
    887,445.15/1,224,674.13 = 479,546.97/x
  3. Step 3: Cross multiply
    887,445.15x = 1,224,674.13 × 479,546.97
  4. Step 4: Simplify right side
    887,445.15x = 587,288,765,484.66
  5. Step 5: Solve for x
    x = 587,288,765,484.66/887,445.15
  6. Step 6: Final answer
    x = 661,774.72

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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.