Home / 844,419.64-1,267,295.13-312,092.90

Finding the Fourth Proportional to 844,419.64, 1,267,295.13 and 312,092.90

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Solution

The fourth proportional to 844,419.64, 1,267,295.13 and 312,092.90 is: 468,385.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,419.64 : 1,267,295.13 = 312,092.90 : x
  2. Step 2: Convert to fraction form
    844,419.64/1,267,295.13 = 312,092.90/x
  3. Step 3: Cross multiply
    844,419.64x = 1,267,295.13 × 312,092.90
  4. Step 4: Simplify right side
    844,419.64x = 395,513,812,277.58
  5. Step 5: Solve for x
    x = 395,513,812,277.58/844,419.64
  6. Step 6: Final answer
    x = 468,385.38

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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.