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Finding the Fourth Proportional to 336,167.30, 471,815.20 and 336,167.30

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Solution

The fourth proportional to 336,167.30, 471,815.20 and 336,167.30 is: 471,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,167.30 : 471,815.20 = 336,167.30 : x
  2. Step 2: Convert to fraction form
    336,167.30/471,815.20 = 336,167.30/x
  3. Step 3: Cross multiply
    336,167.30x = 471,815.20 × 336,167.30
  4. Step 4: Simplify right side
    336,167.30x = 158,608,841,882.96
  5. Step 5: Solve for x
    x = 158,608,841,882.96/336,167.30
  6. Step 6: Final answer
    x = 471,815.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.