Home / 843,150.54-1,264,714.11-203,448.94

Finding the Fourth Proportional to 843,150.54, 1,264,714.11 and 203,448.94

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Solution

The fourth proportional to 843,150.54, 1,264,714.11 and 203,448.94 is: 305,170.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,150.54 : 1,264,714.11 = 203,448.94 : x
  2. Step 2: Convert to fraction form
    843,150.54/1,264,714.11 = 203,448.94/x
  3. Step 3: Cross multiply
    843,150.54x = 1,264,714.11 × 203,448.94
  4. Step 4: Simplify right side
    843,150.54x = 257,304,745,082.54
  5. Step 5: Solve for x
    x = 257,304,745,082.54/843,150.54
  6. Step 6: Final answer
    x = 305,170.59

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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.