Home / 958,557.72-1,322,763.49-522,949.14

Finding the Fourth Proportional to 958,557.72, 1,322,763.49 and 522,949.14

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Solution

The fourth proportional to 958,557.72, 1,322,763.49 and 522,949.14 is: 721,644.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,557.72 : 1,322,763.49 = 522,949.14 : x
  2. Step 2: Convert to fraction form
    958,557.72/1,322,763.49 = 522,949.14/x
  3. Step 3: Cross multiply
    958,557.72x = 1,322,763.49 × 522,949.14
  4. Step 4: Simplify right side
    958,557.72x = 691,738,029,518.90
  5. Step 5: Solve for x
    x = 691,738,029,518.90/958,557.72
  6. Step 6: Final answer
    x = 721,644.63

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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.