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Finding the Fourth Proportional to 335,425.74, 503,226.09 and 125,065.50

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Solution

The fourth proportional to 335,425.74, 503,226.09 and 125,065.50 is: 187,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,425.74 : 503,226.09 = 125,065.50 : x
  2. Step 2: Convert to fraction form
    335,425.74/503,226.09 = 125,065.50/x
  3. Step 3: Cross multiply
    335,425.74x = 503,226.09 × 125,065.50
  4. Step 4: Simplify right side
    335,425.74x = 62,936,222,558.90
  5. Step 5: Solve for x
    x = 62,936,222,558.90/335,425.74
  6. Step 6: Final answer
    x = 187,630.87

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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.