Home / 684,469.18-1,026,625.28-179,078.94

Finding the Fourth Proportional to 684,469.18, 1,026,625.28 and 179,078.94

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Solution

The fourth proportional to 684,469.18, 1,026,625.28 and 179,078.94 is: 268,597.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,469.18 : 1,026,625.28 = 179,078.94 : x
  2. Step 2: Convert to fraction form
    684,469.18/1,026,625.28 = 179,078.94/x
  3. Step 3: Cross multiply
    684,469.18x = 1,026,625.28 × 179,078.94
  4. Step 4: Simplify right side
    684,469.18x = 183,846,966,919.60
  5. Step 5: Solve for x
    x = 183,846,966,919.60/684,469.18
  6. Step 6: Final answer
    x = 268,597.87

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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.