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Finding the Fourth Proportional to 336,227.20, 504,429.90 and 146,606.20

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Solution

The fourth proportional to 336,227.20, 504,429.90 and 146,606.20 is: 219,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,227.20 : 504,429.90 = 146,606.20 : x
  2. Step 2: Convert to fraction form
    336,227.20/504,429.90 = 146,606.20/x
  3. Step 3: Cross multiply
    336,227.20x = 504,429.90 × 146,606.20
  4. Step 4: Simplify right side
    336,227.20x = 73,952,550,805.38
  5. Step 5: Solve for x
    x = 73,952,550,805.38/336,227.20
  6. Step 6: Final answer
    x = 219,948.15

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1.5x scale

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.