Home / 460,747.85-691,075.04-123,744.69

Finding the Fourth Proportional to 460,747.85, 691,075.04 and 123,744.69

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Solution

The fourth proportional to 460,747.85, 691,075.04 and 123,744.69 is: 185,604.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,747.85 : 691,075.04 = 123,744.69 : x
  2. Step 2: Convert to fraction form
    460,747.85/691,075.04 = 123,744.69/x
  3. Step 3: Cross multiply
    460,747.85x = 691,075.04 × 123,744.69
  4. Step 4: Simplify right side
    460,747.85x = 85,516,865,972.81
  5. Step 5: Solve for x
    x = 85,516,865,972.81/460,747.85
  6. Step 6: Final answer
    x = 185,604.48

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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.