Home / 339,982.82-510,085.18-162,503.66

Finding the Fourth Proportional to 339,982.82, 510,085.18 and 162,503.66

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Solution

The fourth proportional to 339,982.82, 510,085.18 and 162,503.66 is: 243,808.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,982.82 : 510,085.18 = 162,503.66 : x
  2. Step 2: Convert to fraction form
    339,982.82/510,085.18 = 162,503.66/x
  3. Step 3: Cross multiply
    339,982.82x = 510,085.18 × 162,503.66
  4. Step 4: Simplify right side
    339,982.82x = 82,890,708,661.76
  5. Step 5: Solve for x
    x = 82,890,708,661.76/339,982.82
  6. Step 6: Final answer
    x = 243,808.52

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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.