Home / 914,012.85-1,263,745.53-800,510.25

Finding the Fourth Proportional to 914,012.85, 1,263,745.53 and 800,510.25

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Solution

The fourth proportional to 914,012.85, 1,263,745.53 and 800,510.25 is: 1,106,812.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,012.85 : 1,263,745.53 = 800,510.25 : x
  2. Step 2: Convert to fraction form
    914,012.85/1,263,745.53 = 800,510.25/x
  3. Step 3: Cross multiply
    914,012.85x = 1,263,745.53 × 800,510.25
  4. Step 4: Simplify right side
    914,012.85x = 1,011,641,250,156.68
  5. Step 5: Solve for x
    x = 1,011,641,250,156.68/914,012.85
  6. Step 6: Final answer
    x = 1,106,812.94

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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.