Home / 725,851.28-1,001,697.90-403,574.96

Finding the Fourth Proportional to 725,851.28, 1,001,697.90 and 403,574.96

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Solution

The fourth proportional to 725,851.28, 1,001,697.90 and 403,574.96 is: 556,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,851.28 : 1,001,697.90 = 403,574.96 : x
  2. Step 2: Convert to fraction form
    725,851.28/1,001,697.90 = 403,574.96/x
  3. Step 3: Cross multiply
    725,851.28x = 1,001,697.90 × 403,574.96
  4. Step 4: Simplify right side
    725,851.28x = 404,260,189,924.58
  5. Step 5: Solve for x
    x = 404,260,189,924.58/725,851.28
  6. Step 6: Final answer
    x = 556,946.31

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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.