Home / 653,222.46-979,452.33-253,396.04

Finding the Fourth Proportional to 653,222.46, 979,452.33 and 253,396.04

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Solution

The fourth proportional to 653,222.46, 979,452.33 and 253,396.04 is: 379,946.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,222.46 : 979,452.33 = 253,396.04 : x
  2. Step 2: Convert to fraction form
    653,222.46/979,452.33 = 253,396.04/x
  3. Step 3: Cross multiply
    653,222.46x = 979,452.33 × 253,396.04
  4. Step 4: Simplify right side
    653,222.46x = 248,189,336,893.51
  5. Step 5: Solve for x
    x = 248,189,336,893.51/653,222.46
  6. Step 6: Final answer
    x = 379,946.12

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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.