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Finding the Fourth Proportional to 598,253.84, 825,601.53 and 326,331.45

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Solution

The fourth proportional to 598,253.84, 825,601.53 and 326,331.45 is: 450,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,253.84 : 825,601.53 = 326,331.45 : x
  2. Step 2: Convert to fraction form
    598,253.84/825,601.53 = 326,331.45/x
  3. Step 3: Cross multiply
    598,253.84x = 825,601.53 × 326,331.45
  4. Step 4: Simplify right side
    598,253.84x = 269,419,744,407.12
  5. Step 5: Solve for x
    x = 269,419,744,407.12/598,253.84
  6. Step 6: Final answer
    x = 450,343.53

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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.