Home / 770,822.60-1,156,233.90-724,166.60

Finding the Fourth Proportional to 770,822.60, 1,156,233.90 and 724,166.60

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Solution

The fourth proportional to 770,822.60, 1,156,233.90 and 724,166.60 is: 1,086,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,822.60 : 1,156,233.90 = 724,166.60 : x
  2. Step 2: Convert to fraction form
    770,822.60/1,156,233.90 = 724,166.60/x
  3. Step 3: Cross multiply
    770,822.60x = 1,156,233.90 × 724,166.60
  4. Step 4: Simplify right side
    770,822.60x = 837,305,972,167.74
  5. Step 5: Solve for x
    x = 837,305,972,167.74/770,822.60
  6. Step 6: Final answer
    x = 1,086,249.90

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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.