Home / 713,478.44-1,070,103.73-207,921.17

Finding the Fourth Proportional to 713,478.44, 1,070,103.73 and 207,921.17

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Solution

The fourth proportional to 713,478.44, 1,070,103.73 and 207,921.17 is: 311,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,478.44 : 1,070,103.73 = 207,921.17 : x
  2. Step 2: Convert to fraction form
    713,478.44/1,070,103.73 = 207,921.17/x
  3. Step 3: Cross multiply
    713,478.44x = 1,070,103.73 × 207,921.17
  4. Step 4: Simplify right side
    713,478.44x = 222,497,215,662.27
  5. Step 5: Solve for x
    x = 222,497,215,662.27/713,478.44
  6. Step 6: Final answer
    x = 311,848.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.