Home / 745,286.60-1,117,829.10-296,337.80

Finding the Fourth Proportional to 745,286.60, 1,117,829.10 and 296,337.80

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Solution

The fourth proportional to 745,286.60, 1,117,829.10 and 296,337.80 is: 444,466.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,286.60 : 1,117,829.10 = 296,337.80 : x
  2. Step 2: Convert to fraction form
    745,286.60/1,117,829.10 = 296,337.80/x
  3. Step 3: Cross multiply
    745,286.60x = 1,117,829.10 × 296,337.80
  4. Step 4: Simplify right side
    745,286.60x = 331,255,016,269.98
  5. Step 5: Solve for x
    x = 331,255,016,269.98/745,286.60
  6. Step 6: Final answer
    x = 444,466.62

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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.