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Finding the Fourth Proportional to 476,955.96, 714,901.14 and 206,772.18

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Solution

The fourth proportional to 476,955.96, 714,901.14 and 206,772.18 is: 309,927.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,955.96 : 714,901.14 = 206,772.18 : x
  2. Step 2: Convert to fraction form
    476,955.96/714,901.14 = 206,772.18/x
  3. Step 3: Cross multiply
    476,955.96x = 714,901.14 × 206,772.18
  4. Step 4: Simplify right side
    476,955.96x = 147,821,667,202.29
  5. Step 5: Solve for x
    x = 147,821,667,202.29/476,955.96
  6. Step 6: Final answer
    x = 309,927.29

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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.