Home / 807,625.22-1,114,507.89-445,082.66

Finding the Fourth Proportional to 807,625.22, 1,114,507.89 and 445,082.66

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Solution

The fourth proportional to 807,625.22, 1,114,507.89 and 445,082.66 is: 614,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,625.22 : 1,114,507.89 = 445,082.66 : x
  2. Step 2: Convert to fraction form
    807,625.22/1,114,507.89 = 445,082.66/x
  3. Step 3: Cross multiply
    807,625.22x = 1,114,507.89 × 445,082.66
  4. Step 4: Simplify right side
    807,625.22x = 496,048,136,272.19
  5. Step 5: Solve for x
    x = 496,048,136,272.19/807,625.22
  6. Step 6: Final answer
    x = 614,205.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.