Home / 734,522.06-1,101,408.04-431,508.06

Finding the Fourth Proportional to 734,522.06, 1,101,408.04 and 431,508.06

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Solution

The fourth proportional to 734,522.06, 1,101,408.04 and 431,508.06 is: 647,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,522.06 : 1,101,408.04 = 431,508.06 : x
  2. Step 2: Convert to fraction form
    734,522.06/1,101,408.04 = 431,508.06/x
  3. Step 3: Cross multiply
    734,522.06x = 1,101,408.04 × 431,508.06
  4. Step 4: Simplify right side
    734,522.06x = 475,266,446,608.80
  5. Step 5: Solve for x
    x = 475,266,446,608.80/734,522.06
  6. Step 6: Final answer
    x = 647,041.76

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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.