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Finding the Fourth Proportional to 235,451.89, 324,921.16 and 175,291.57

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Solution

The fourth proportional to 235,451.89, 324,921.16 and 175,291.57 is: 241,900.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,451.89 : 324,921.16 = 175,291.57 : x
  2. Step 2: Convert to fraction form
    235,451.89/324,921.16 = 175,291.57/x
  3. Step 3: Cross multiply
    235,451.89x = 324,921.16 × 175,291.57
  4. Step 4: Simplify right side
    235,451.89x = 56,955,940,262.62
  5. Step 5: Solve for x
    x = 56,955,940,262.62/235,451.89
  6. Step 6: Final answer
    x = 241,900.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.