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Finding the Fourth Proportional to 336,039.76, 504,042.90 and 125,662.24

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Solution

The fourth proportional to 336,039.76, 504,042.90 and 125,662.24 is: 188,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,039.76 : 504,042.90 = 125,662.24 : x
  2. Step 2: Convert to fraction form
    336,039.76/504,042.90 = 125,662.24/x
  3. Step 3: Cross multiply
    336,039.76x = 504,042.90 × 125,662.24
  4. Step 4: Simplify right side
    336,039.76x = 63,339,159,870.10
  5. Step 5: Solve for x
    x = 63,339,159,870.10/336,039.76
  6. Step 6: Final answer
    x = 188,487.10

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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.