Home / 433,221.01-649,942.68-180,417.48

Finding the Fourth Proportional to 433,221.01, 649,942.68 and 180,417.48

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Solution

The fourth proportional to 433,221.01, 649,942.68 and 180,417.48 is: 270,672.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,221.01 : 649,942.68 = 180,417.48 : x
  2. Step 2: Convert to fraction form
    433,221.01/649,942.68 = 180,417.48/x
  3. Step 3: Cross multiply
    433,221.01x = 649,942.68 × 180,417.48
  4. Step 4: Simplify right side
    433,221.01x = 117,261,018,709.33
  5. Step 5: Solve for x
    x = 117,261,018,709.33/433,221.01
  6. Step 6: Final answer
    x = 270,672.51

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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.