Home / 746,237.88-1,029,832.38-423,942.12

Finding the Fourth Proportional to 746,237.88, 1,029,832.38 and 423,942.12

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Solution

The fourth proportional to 746,237.88, 1,029,832.38 and 423,942.12 is: 585,053.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,237.88 : 1,029,832.38 = 423,942.12 : x
  2. Step 2: Convert to fraction form
    746,237.88/1,029,832.38 = 423,942.12/x
  3. Step 3: Cross multiply
    746,237.88x = 1,029,832.38 × 423,942.12
  4. Step 4: Simplify right side
    746,237.88x = 436,589,322,421.85
  5. Step 5: Solve for x
    x = 436,589,322,421.85/746,237.88
  6. Step 6: Final answer
    x = 585,053.82

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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.