Home / 670,269.20-1,005,394.95-164,834.54

Finding the Fourth Proportional to 670,269.20, 1,005,394.95 and 164,834.54

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Solution

The fourth proportional to 670,269.20, 1,005,394.95 and 164,834.54 is: 247,249.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,269.20 : 1,005,394.95 = 164,834.54 : x
  2. Step 2: Convert to fraction form
    670,269.20/1,005,394.95 = 164,834.54/x
  3. Step 3: Cross multiply
    670,269.20x = 1,005,394.95 × 164,834.54
  4. Step 4: Simplify right side
    670,269.20x = 165,723,814,101.57
  5. Step 5: Solve for x
    x = 165,723,814,101.57/670,269.20
  6. Step 6: Final answer
    x = 247,249.63

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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.