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Finding the Fourth Proportional to 332,040.84, 458,229.18 and 188,813.88

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Solution

The fourth proportional to 332,040.84, 458,229.18 and 188,813.88 is: 260,570.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,040.84 : 458,229.18 = 188,813.88 : x
  2. Step 2: Convert to fraction form
    332,040.84/458,229.18 = 188,813.88/x
  3. Step 3: Cross multiply
    332,040.84x = 458,229.18 × 188,813.88
  4. Step 4: Simplify right side
    332,040.84x = 86,520,029,405.02
  5. Step 5: Solve for x
    x = 86,520,029,405.02/332,040.84
  6. Step 6: Final answer
    x = 260,570.44

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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.