Home / 484,276.41-668,310.39-269,436.51

Finding the Fourth Proportional to 484,276.41, 668,310.39 and 269,436.51

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Solution

The fourth proportional to 484,276.41, 668,310.39 and 269,436.51 is: 371,827.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,276.41 : 668,310.39 = 269,436.51 : x
  2. Step 2: Convert to fraction form
    484,276.41/668,310.39 = 269,436.51/x
  3. Step 3: Cross multiply
    484,276.41x = 668,310.39 × 269,436.51
  4. Step 4: Simplify right side
    484,276.41x = 180,067,219,078.34
  5. Step 5: Solve for x
    x = 180,067,219,078.34/484,276.41
  6. Step 6: Final answer
    x = 371,827.36

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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.