Home / 887,262.80-1,330,894.20-747,294.80

Finding the Fourth Proportional to 887,262.80, 1,330,894.20 and 747,294.80

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Solution

The fourth proportional to 887,262.80, 1,330,894.20 and 747,294.80 is: 1,120,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,262.80 : 1,330,894.20 = 747,294.80 : x
  2. Step 2: Convert to fraction form
    887,262.80/1,330,894.20 = 747,294.80/x
  3. Step 3: Cross multiply
    887,262.80x = 1,330,894.20 × 747,294.80
  4. Step 4: Simplify right side
    887,262.80x = 994,570,315,010.16
  5. Step 5: Solve for x
    x = 994,570,315,010.16/887,262.80
  6. Step 6: Final answer
    x = 1,120,942.20

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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.