Home / 961,169.24-1,441,839.96-278,045.36

Finding the Fourth Proportional to 961,169.24, 1,441,839.96 and 278,045.36

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Solution

The fourth proportional to 961,169.24, 1,441,839.96 and 278,045.36 is: 417,092.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,169.24 : 1,441,839.96 = 278,045.36 : x
  2. Step 2: Convert to fraction form
    961,169.24/1,441,839.96 = 278,045.36/x
  3. Step 3: Cross multiply
    961,169.24x = 1,441,839.96 × 278,045.36
  4. Step 4: Simplify right side
    961,169.24x = 400,896,910,740.59
  5. Step 5: Solve for x
    x = 400,896,910,740.59/961,169.24
  6. Step 6: Final answer
    x = 417,092.95

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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.