Home / 290,966.12-401,473.04-170,084.04

Finding the Fourth Proportional to 290,966.12, 401,473.04 and 170,084.04

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Solution

The fourth proportional to 290,966.12, 401,473.04 and 170,084.04 is: 234,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,966.12 : 401,473.04 = 170,084.04 : x
  2. Step 2: Convert to fraction form
    290,966.12/401,473.04 = 170,084.04/x
  3. Step 3: Cross multiply
    290,966.12x = 401,473.04 × 170,084.04
  4. Step 4: Simplify right side
    290,966.12x = 68,284,156,594.28
  5. Step 5: Solve for x
    x = 68,284,156,594.28/290,966.12
  6. Step 6: Final answer
    x = 234,680.78

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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.