Home / 725,096.40-1,087,644.60-538,472.40

Finding the Fourth Proportional to 725,096.40, 1,087,644.60 and 538,472.40

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Solution

The fourth proportional to 725,096.40, 1,087,644.60 and 538,472.40 is: 807,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,096.40 : 1,087,644.60 = 538,472.40 : x
  2. Step 2: Convert to fraction form
    725,096.40/1,087,644.60 = 538,472.40/x
  3. Step 3: Cross multiply
    725,096.40x = 1,087,644.60 × 538,472.40
  4. Step 4: Simplify right side
    725,096.40x = 585,666,598,109.04
  5. Step 5: Solve for x
    x = 585,666,598,109.04/725,096.40
  6. Step 6: Final answer
    x = 807,708.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.