Home / 336,961.13-464,627.27-275,515.61

Finding the Fourth Proportional to 336,961.13, 464,627.27 and 275,515.61

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Solution

The fourth proportional to 336,961.13, 464,627.27 and 275,515.61 is: 379,901.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,961.13 : 464,627.27 = 275,515.61 : x
  2. Step 2: Convert to fraction form
    336,961.13/464,627.27 = 275,515.61/x
  3. Step 3: Cross multiply
    336,961.13x = 464,627.27 × 275,515.61
  4. Step 4: Simplify right side
    336,961.13x = 128,012,062,015.97
  5. Step 5: Solve for x
    x = 128,012,062,015.97/336,961.13
  6. Step 6: Final answer
    x = 379,901.57

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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.