Home / 297,814.10-446,721.15-213,833.30

Finding the Fourth Proportional to 297,814.10, 446,721.15 and 213,833.30

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Solution

The fourth proportional to 297,814.10, 446,721.15 and 213,833.30 is: 320,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,814.10 : 446,721.15 = 213,833.30 : x
  2. Step 2: Convert to fraction form
    297,814.10/446,721.15 = 213,833.30/x
  3. Step 3: Cross multiply
    297,814.10x = 446,721.15 × 213,833.30
  4. Step 4: Simplify right side
    297,814.10x = 95,523,857,684.30
  5. Step 5: Solve for x
    x = 95,523,857,684.30/297,814.10
  6. Step 6: Final answer
    x = 320,749.95

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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.