Home / 725,398.01-1,000,738.66-452,993.03

Finding the Fourth Proportional to 725,398.01, 1,000,738.66 and 452,993.03

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Solution

The fourth proportional to 725,398.01, 1,000,738.66 and 452,993.03 is: 624,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,398.01 : 1,000,738.66 = 452,993.03 : x
  2. Step 2: Convert to fraction form
    725,398.01/1,000,738.66 = 452,993.03/x
  3. Step 3: Cross multiply
    725,398.01x = 1,000,738.66 × 452,993.03
  4. Step 4: Simplify right side
    725,398.01x = 453,327,639,749.07
  5. Step 5: Solve for x
    x = 453,327,639,749.07/725,398.01
  6. Step 6: Final answer
    x = 624,936.43

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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.