Home / 725,460.59-1,000,825.07-453,055.56

Finding the Fourth Proportional to 725,460.59, 1,000,825.07 and 453,055.56

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Solution

The fourth proportional to 725,460.59, 1,000,825.07 and 453,055.56 is: 625,022.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,460.59 : 1,000,825.07 = 453,055.56 : x
  2. Step 2: Convert to fraction form
    725,460.59/1,000,825.07 = 453,055.56/x
  3. Step 3: Cross multiply
    725,460.59x = 1,000,825.07 × 453,055.56
  4. Step 4: Simplify right side
    725,460.59x = 453,429,360,285.61
  5. Step 5: Solve for x
    x = 453,429,360,285.61/725,460.59
  6. Step 6: Final answer
    x = 625,022.74

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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.