Home / 725,750.78-1,001,570.26-403,466.25

Finding the Fourth Proportional to 725,750.78, 1,001,570.26 and 403,466.25

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Solution

The fourth proportional to 725,750.78, 1,001,570.26 and 403,466.25 is: 556,802.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,750.78 : 1,001,570.26 = 403,466.25 : x
  2. Step 2: Convert to fraction form
    725,750.78/1,001,570.26 = 403,466.25/x
  3. Step 3: Cross multiply
    725,750.78x = 1,001,570.26 × 403,466.25
  4. Step 4: Simplify right side
    725,750.78x = 404,099,795,905.06
  5. Step 5: Solve for x
    x = 404,099,795,905.06/725,750.78
  6. Step 6: Final answer
    x = 556,802.43

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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.