Home / 725,749.12-1,001,567.97-403,464.60

Finding the Fourth Proportional to 725,749.12, 1,001,567.97 and 403,464.60

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Solution

The fourth proportional to 725,749.12, 1,001,567.97 and 403,464.60 is: 556,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,749.12 : 1,001,567.97 = 403,464.60 : x
  2. Step 2: Convert to fraction form
    725,749.12/1,001,567.97 = 403,464.60/x
  3. Step 3: Cross multiply
    725,749.12x = 1,001,567.97 × 403,464.60
  4. Step 4: Simplify right side
    725,749.12x = 404,097,218,371.54
  5. Step 5: Solve for x
    x = 404,097,218,371.54/725,749.12
  6. Step 6: Final answer
    x = 556,800.15

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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.