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Finding the Fourth Proportional to 333,708.23, 500,560.72 and 109,221.59

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Solution

The fourth proportional to 333,708.23, 500,560.72 and 109,221.59 is: 163,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,708.23 : 500,560.72 = 109,221.59 : x
  2. Step 2: Convert to fraction form
    333,708.23/500,560.72 = 109,221.59/x
  3. Step 3: Cross multiply
    333,708.23x = 500,560.72 × 109,221.59
  4. Step 4: Simplify right side
    333,708.23x = 54,672,037,729.94
  5. Step 5: Solve for x
    x = 54,672,037,729.94/333,708.23
  6. Step 6: Final answer
    x = 163,831.85

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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.