Home / 725,752.78-1,001,573.02-403,468.25

Finding the Fourth Proportional to 725,752.78, 1,001,573.02 and 403,468.25

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Solution

The fourth proportional to 725,752.78, 1,001,573.02 and 403,468.25 is: 556,805.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,752.78 : 1,001,573.02 = 403,468.25 : x
  2. Step 2: Convert to fraction form
    725,752.78/1,001,573.02 = 403,468.25/x
  3. Step 3: Cross multiply
    725,752.78x = 1,001,573.02 × 403,468.25
  4. Step 4: Simplify right side
    725,752.78x = 404,102,913,626.62
  5. Step 5: Solve for x
    x = 404,102,913,626.62/725,752.78
  6. Step 6: Final answer
    x = 556,805.19

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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.