Home / 1,159,257.90-1,738,886.85-485,222.70

Finding the Fourth Proportional to 1,159,257.90, 1,738,886.85 and 485,222.70

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Solution

The fourth proportional to 1,159,257.90, 1,738,886.85 and 485,222.70 is: 727,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,257.90 : 1,738,886.85 = 485,222.70 : x
  2. Step 2: Convert to fraction form
    1,159,257.90/1,738,886.85 = 485,222.70/x
  3. Step 3: Cross multiply
    1,159,257.90x = 1,738,886.85 × 485,222.70
  4. Step 4: Simplify right side
    1,159,257.90x = 843,747,372,351.50
  5. Step 5: Solve for x
    x = 843,747,372,351.50/1,159,257.90
  6. Step 6: Final answer
    x = 727,834.05

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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.