Home / 432,245.44-648,452.13-165,986.38

Finding the Fourth Proportional to 432,245.44, 648,452.13 and 165,986.38

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Solution

The fourth proportional to 432,245.44, 648,452.13 and 165,986.38 is: 249,011.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,245.44 : 648,452.13 = 165,986.38 : x
  2. Step 2: Convert to fraction form
    432,245.44/648,452.13 = 165,986.38/x
  3. Step 3: Cross multiply
    432,245.44x = 648,452.13 × 165,986.38
  4. Step 4: Simplify right side
    432,245.44x = 107,634,221,661.99
  5. Step 5: Solve for x
    x = 107,634,221,661.99/432,245.44
  6. Step 6: Final answer
    x = 249,011.82

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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.