Home / 673,854.20-1,010,781.30-274,289.30

Finding the Fourth Proportional to 673,854.20, 1,010,781.30 and 274,289.30

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Solution

The fourth proportional to 673,854.20, 1,010,781.30 and 274,289.30 is: 411,433.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,854.20 : 1,010,781.30 = 274,289.30 : x
  2. Step 2: Convert to fraction form
    673,854.20/1,010,781.30 = 274,289.30/x
  3. Step 3: Cross multiply
    673,854.20x = 1,010,781.30 × 274,289.30
  4. Step 4: Simplify right side
    673,854.20x = 277,246,495,230.09
  5. Step 5: Solve for x
    x = 277,246,495,230.09/673,854.20
  6. Step 6: Final answer
    x = 411,433.95

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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.