Home / 1,098,559.98-1,647,237.92-340,190.91

Finding the Fourth Proportional to 1,098,559.98, 1,647,237.92 and 340,190.91

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Solution

The fourth proportional to 1,098,559.98, 1,647,237.92 and 340,190.91 is: 510,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,559.98 : 1,647,237.92 = 340,190.91 : x
  2. Step 2: Convert to fraction form
    1,098,559.98/1,647,237.92 = 340,190.91/x
  3. Step 3: Cross multiply
    1,098,559.98x = 1,647,237.92 × 340,190.91
  4. Step 4: Simplify right side
    1,098,559.98x = 560,375,365,290.35
  5. Step 5: Solve for x
    x = 560,375,365,290.35/1,098,559.98
  6. Step 6: Final answer
    x = 510,099.93

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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.