Home / 700,350.11-1,051,469.66-448,122.95

Finding the Fourth Proportional to 700,350.11, 1,051,469.66 and 448,122.95

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Solution

The fourth proportional to 700,350.11, 1,051,469.66 and 448,122.95 is: 672,788.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,350.11 : 1,051,469.66 = 448,122.95 : x
  2. Step 2: Convert to fraction form
    700,350.11/1,051,469.66 = 448,122.95/x
  3. Step 3: Cross multiply
    700,350.11x = 1,051,469.66 × 448,122.95
  4. Step 4: Simplify right side
    700,350.11x = 471,187,685,874.70
  5. Step 5: Solve for x
    x = 471,187,685,874.70/700,350.11
  6. Step 6: Final answer
    x = 672,788.77

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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.