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Finding the Fourth Proportional to 336,301.20, 504,451.80 and 125,911.80

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Solution

The fourth proportional to 336,301.20, 504,451.80 and 125,911.80 is: 188,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,301.20 : 504,451.80 = 125,911.80 : x
  2. Step 2: Convert to fraction form
    336,301.20/504,451.80 = 125,911.80/x
  3. Step 3: Cross multiply
    336,301.20x = 504,451.80 × 125,911.80
  4. Step 4: Simplify right side
    336,301.20x = 63,516,434,151.24
  5. Step 5: Solve for x
    x = 63,516,434,151.24/336,301.20
  6. Step 6: Final answer
    x = 188,867.70

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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.