Home / 336,719.67-504,930.86-126,209.98

Finding the Fourth Proportional to 336,719.67, 504,930.86 and 126,209.98

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Solution

The fourth proportional to 336,719.67, 504,930.86 and 126,209.98 is: 189,259.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,719.67 : 504,930.86 = 126,209.98 : x
  2. Step 2: Convert to fraction form
    336,719.67/504,930.86 = 126,209.98/x
  3. Step 3: Cross multiply
    336,719.67x = 504,930.86 × 126,209.98
  4. Step 4: Simplify right side
    336,719.67x = 63,727,313,741.98
  5. Step 5: Solve for x
    x = 63,727,313,741.98/336,719.67
  6. Step 6: Final answer
    x = 189,259.26

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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.