Home / 674,743.04-931,204.68-372,995.36

Finding the Fourth Proportional to 674,743.04, 931,204.68 and 372,995.36

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Solution

The fourth proportional to 674,743.04, 931,204.68 and 372,995.36 is: 514,766.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,743.04 : 931,204.68 = 372,995.36 : x
  2. Step 2: Convert to fraction form
    674,743.04/931,204.68 = 372,995.36/x
  3. Step 3: Cross multiply
    674,743.04x = 931,204.68 × 372,995.36
  4. Step 4: Simplify right side
    674,743.04x = 347,335,024,850.29
  5. Step 5: Solve for x
    x = 347,335,024,850.29/674,743.04
  6. Step 6: Final answer
    x = 514,766.37

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Similar ratio
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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.