Home / 725,599.20-1,001,283.96-403,298.28

Finding the Fourth Proportional to 725,599.20, 1,001,283.96 and 403,298.28

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Solution

The fourth proportional to 725,599.20, 1,001,283.96 and 403,298.28 is: 556,527.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,599.20 : 1,001,283.96 = 403,298.28 : x
  2. Step 2: Convert to fraction form
    725,599.20/1,001,283.96 = 403,298.28/x
  3. Step 3: Cross multiply
    725,599.20x = 1,001,283.96 × 403,298.28
  4. Step 4: Simplify right side
    725,599.20x = 403,816,098,859.59
  5. Step 5: Solve for x
    x = 403,816,098,859.59/725,599.20
  6. Step 6: Final answer
    x = 556,527.76

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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.