Home / 725,609.20-1,001,297.82-403,308.22

Finding the Fourth Proportional to 725,609.20, 1,001,297.82 and 403,308.22

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Solution

The fourth proportional to 725,609.20, 1,001,297.82 and 403,308.22 is: 556,541.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,609.20 : 1,001,297.82 = 403,308.22 : x
  2. Step 2: Convert to fraction form
    725,609.20/1,001,297.82 = 403,308.22/x
  3. Step 3: Cross multiply
    725,609.20x = 1,001,297.82 × 403,308.22
  4. Step 4: Simplify right side
    725,609.20x = 403,831,641,474.08
  5. Step 5: Solve for x
    x = 403,831,641,474.08/725,609.20
  6. Step 6: Final answer
    x = 556,541.51

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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.