Home / 436,458.24-653,773.60-351,738.72

Finding the Fourth Proportional to 436,458.24, 653,773.60 and 351,738.72

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Solution

The fourth proportional to 436,458.24, 653,773.60 and 351,738.72 is: 526,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,458.24 : 653,773.60 = 351,738.72 : x
  2. Step 2: Convert to fraction form
    436,458.24/653,773.60 = 351,738.72/x
  3. Step 3: Cross multiply
    436,458.24x = 653,773.60 × 351,738.72
  4. Step 4: Simplify right side
    436,458.24x = 229,957,489,233.79
  5. Step 5: Solve for x
    x = 229,957,489,233.79/436,458.24
  6. Step 6: Final answer
    x = 526,871.69

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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.