Home / 725,551.22-1,001,217.71-403,250.30

Finding the Fourth Proportional to 725,551.22, 1,001,217.71 and 403,250.30

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Solution

The fourth proportional to 725,551.22, 1,001,217.71 and 403,250.30 is: 556,461.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,551.22 : 1,001,217.71 = 403,250.30 : x
  2. Step 2: Convert to fraction form
    725,551.22/1,001,217.71 = 403,250.30/x
  3. Step 3: Cross multiply
    725,551.22x = 1,001,217.71 × 403,250.30
  4. Step 4: Simplify right side
    725,551.22x = 403,741,341,679.42
  5. Step 5: Solve for x
    x = 403,741,341,679.42/725,551.22
  6. Step 6: Final answer
    x = 556,461.53

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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.