Home / 727,965.32-1,091,950.78-222,524.36

Finding the Fourth Proportional to 727,965.32, 1,091,950.78 and 222,524.36

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Solution

The fourth proportional to 727,965.32, 1,091,950.78 and 222,524.36 is: 333,787.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,965.32 : 1,091,950.78 = 222,524.36 : x
  2. Step 2: Convert to fraction form
    727,965.32/1,091,950.78 = 222,524.36/x
  3. Step 3: Cross multiply
    727,965.32x = 1,091,950.78 × 222,524.36
  4. Step 4: Simplify right side
    727,965.32x = 242,985,648,471.00
  5. Step 5: Solve for x
    x = 242,985,648,471.00/727,965.32
  6. Step 6: Final answer
    x = 333,787.40

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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.