Home / 741,266.84-1,112,809.23-488,758.55

Finding the Fourth Proportional to 741,266.84, 1,112,809.23 and 488,758.55

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Solution

The fourth proportional to 741,266.84, 1,112,809.23 and 488,758.55 is: 733,737.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,266.84 : 1,112,809.23 = 488,758.55 : x
  2. Step 2: Convert to fraction form
    741,266.84/1,112,809.23 = 488,758.55/x
  3. Step 3: Cross multiply
    741,266.84x = 1,112,809.23 × 488,758.55
  4. Step 4: Simplify right side
    741,266.84x = 543,895,023,237.62
  5. Step 5: Solve for x
    x = 543,895,023,237.62/741,266.84
  6. Step 6: Final answer
    x = 733,737.16

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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.