Home / 756,694.98-1,043,648.58-484,788.17

Finding the Fourth Proportional to 756,694.98, 1,043,648.58 and 484,788.17

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Solution

The fourth proportional to 756,694.98, 1,043,648.58 and 484,788.17 is: 668,629.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,694.98 : 1,043,648.58 = 484,788.17 : x
  2. Step 2: Convert to fraction form
    756,694.98/1,043,648.58 = 484,788.17/x
  3. Step 3: Cross multiply
    756,694.98x = 1,043,648.58 × 484,788.17
  4. Step 4: Simplify right side
    756,694.98x = 505,948,480,003.06
  5. Step 5: Solve for x
    x = 505,948,480,003.06/756,694.98
  6. Step 6: Final answer
    x = 668,629.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.