Home / 886,600.26-1,329,658.02-317,875.68

Finding the Fourth Proportional to 886,600.26, 1,329,658.02 and 317,875.68

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Solution

The fourth proportional to 886,600.26, 1,329,658.02 and 317,875.68 is: 476,726.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,600.26 : 1,329,658.02 = 317,875.68 : x
  2. Step 2: Convert to fraction form
    886,600.26/1,329,658.02 = 317,875.68/x
  3. Step 3: Cross multiply
    886,600.26x = 1,329,658.02 × 317,875.68
  4. Step 4: Simplify right side
    886,600.26x = 422,665,947,274.95
  5. Step 5: Solve for x
    x = 422,665,947,274.95/886,600.26
  6. Step 6: Final answer
    x = 476,726.62

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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.