Home / 774,223.30-1,159,002.15-680,911.30

Finding the Fourth Proportional to 774,223.30, 1,159,002.15 and 680,911.30

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Solution

The fourth proportional to 774,223.30, 1,159,002.15 and 680,911.30 is: 1,019,315.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,223.30 : 1,159,002.15 = 680,911.30 : x
  2. Step 2: Convert to fraction form
    774,223.30/1,159,002.15 = 680,911.30/x
  3. Step 3: Cross multiply
    774,223.30x = 1,159,002.15 × 680,911.30
  4. Step 4: Simplify right side
    774,223.30x = 789,177,660,659.30
  5. Step 5: Solve for x
    x = 789,177,660,659.30/774,223.30
  6. Step 6: Final answer
    x = 1,019,315.31

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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.