Home / 370,695.28-511,560.26-200,929.52

Finding the Fourth Proportional to 370,695.28, 511,560.26 and 200,929.52

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Solution

The fourth proportional to 370,695.28, 511,560.26 and 200,929.52 is: 277,283.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,695.28 : 511,560.26 = 200,929.52 : x
  2. Step 2: Convert to fraction form
    370,695.28/511,560.26 = 200,929.52/x
  3. Step 3: Cross multiply
    370,695.28x = 511,560.26 × 200,929.52
  4. Step 4: Simplify right side
    370,695.28x = 102,787,557,492.88
  5. Step 5: Solve for x
    x = 102,787,557,492.88/370,695.28
  6. Step 6: Final answer
    x = 277,283.16

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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.