Home / 893,900.27-1,340,891.72-294,913.78

Finding the Fourth Proportional to 893,900.27, 1,340,891.72 and 294,913.78

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Solution

The fourth proportional to 893,900.27, 1,340,891.72 and 294,913.78 is: 442,384.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,900.27 : 1,340,891.72 = 294,913.78 : x
  2. Step 2: Convert to fraction form
    893,900.27/1,340,891.72 = 294,913.78/x
  3. Step 3: Cross multiply
    893,900.27x = 1,340,891.72 × 294,913.78
  4. Step 4: Simplify right side
    893,900.27x = 395,447,441,995.03
  5. Step 5: Solve for x
    x = 395,447,441,995.03/893,900.27
  6. Step 6: Final answer
    x = 442,384.30

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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.