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Finding the Fourth Proportional to 208,294.59, 312,441.90 and 58,528.83

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Solution

The fourth proportional to 208,294.59, 312,441.90 and 58,528.83 is: 87,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,294.59 : 312,441.90 = 58,528.83 : x
  2. Step 2: Convert to fraction form
    208,294.59/312,441.90 = 58,528.83/x
  3. Step 3: Cross multiply
    208,294.59x = 312,441.90 × 58,528.83
  4. Step 4: Simplify right side
    208,294.59x = 18,286,858,849.98
  5. Step 5: Solve for x
    x = 18,286,858,849.98/208,294.59
  6. Step 6: Final answer
    x = 87,793.25

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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.