Home / 744,467.62-1,116,716.01-212,002.33

Finding the Fourth Proportional to 744,467.62, 1,116,716.01 and 212,002.33

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Solution

The fourth proportional to 744,467.62, 1,116,716.01 and 212,002.33 is: 318,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,467.62 : 1,116,716.01 = 212,002.33 : x
  2. Step 2: Convert to fraction form
    744,467.62/1,116,716.01 = 212,002.33/x
  3. Step 3: Cross multiply
    744,467.62x = 1,116,716.01 × 212,002.33
  4. Step 4: Simplify right side
    744,467.62x = 236,746,396,068.30
  5. Step 5: Solve for x
    x = 236,746,396,068.30/744,467.62
  6. Step 6: Final answer
    x = 318,007.65

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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.