Home / 591,287.84-815,947.92-336,615.20

Finding the Fourth Proportional to 591,287.84, 815,947.92 and 336,615.20

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Solution

The fourth proportional to 591,287.84, 815,947.92 and 336,615.20 is: 464,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,287.84 : 815,947.92 = 336,615.20 : x
  2. Step 2: Convert to fraction form
    591,287.84/815,947.92 = 336,615.20/x
  3. Step 3: Cross multiply
    591,287.84x = 815,947.92 × 336,615.20
  4. Step 4: Simplify right side
    591,287.84x = 274,660,472,280.38
  5. Step 5: Solve for x
    x = 274,660,472,280.38/591,287.84
  6. Step 6: Final answer
    x = 464,512.30

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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.