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Finding the Fourth Proportional to 336,465.46, 504,550.52 and 125,955.78

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Solution

The fourth proportional to 336,465.46, 504,550.52 and 125,955.78 is: 188,878.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,465.46 : 504,550.52 = 125,955.78 : x
  2. Step 2: Convert to fraction form
    336,465.46/504,550.52 = 125,955.78/x
  3. Step 3: Cross multiply
    336,465.46x = 504,550.52 × 125,955.78
  4. Step 4: Simplify right side
    336,465.46x = 63,551,054,296.01
  5. Step 5: Solve for x
    x = 63,551,054,296.01/336,465.46
  6. Step 6: Final answer
    x = 188,878.39

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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.