Home / 749,817.75-1,034,748.50-410,286

Finding the Fourth Proportional to 749,817.75, 1,034,748.50 and 410,286

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Solution

The fourth proportional to 749,817.75, 1,034,748.50 and 410,286 is: 566,194.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,817.75 : 1,034,748.50 = 410,286 : x
  2. Step 2: Convert to fraction form
    749,817.75/1,034,748.50 = 410,286/x
  3. Step 3: Cross multiply
    749,817.75x = 1,034,748.50 × 410,286
  4. Step 4: Simplify right side
    749,817.75x = 424,542,821,019.57
  5. Step 5: Solve for x
    x = 424,542,821,019.57/749,817.75
  6. Step 6: Final answer
    x = 566,194.68

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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.