Home / 1,015,996.32-1,523,877.84-268,100.64

Finding the Fourth Proportional to 1,015,996.32, 1,523,877.84 and 268,100.64

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Solution

The fourth proportional to 1,015,996.32, 1,523,877.84 and 268,100.64 is: 402,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,996.32 : 1,523,877.84 = 268,100.64 : x
  2. Step 2: Convert to fraction form
    1,015,996.32/1,523,877.84 = 268,100.64/x
  3. Step 3: Cross multiply
    1,015,996.32x = 1,523,877.84 × 268,100.64
  4. Step 4: Simplify right side
    1,015,996.32x = 408,552,624,185.82
  5. Step 5: Solve for x
    x = 408,552,624,185.82/1,015,996.32
  6. Step 6: Final answer
    x = 402,120.18

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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.