Home / 615,736.75-849,858.38-361,169.95

Finding the Fourth Proportional to 615,736.75, 849,858.38 and 361,169.95

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Solution

The fourth proportional to 615,736.75, 849,858.38 and 361,169.95 is: 498,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,736.75 : 849,858.38 = 361,169.95 : x
  2. Step 2: Convert to fraction form
    615,736.75/849,858.38 = 361,169.95/x
  3. Step 3: Cross multiply
    615,736.75x = 849,858.38 × 361,169.95
  4. Step 4: Simplify right side
    615,736.75x = 306,943,306,035.57
  5. Step 5: Solve for x
    x = 306,943,306,035.57/615,736.75
  6. Step 6: Final answer
    x = 498,497.62

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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.