Home / 893,247.76-1,340,005.56-262,087.12

Finding the Fourth Proportional to 893,247.76, 1,340,005.56 and 262,087.12

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Solution

The fourth proportional to 893,247.76, 1,340,005.56 and 262,087.12 is: 393,169.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,247.76 : 1,340,005.56 = 262,087.12 : x
  2. Step 2: Convert to fraction form
    893,247.76/1,340,005.56 = 262,087.12/x
  3. Step 3: Cross multiply
    893,247.76x = 1,340,005.56 × 262,087.12
  4. Step 4: Simplify right side
    893,247.76x = 351,198,198,004.39
  5. Step 5: Solve for x
    x = 351,198,198,004.39/893,247.76
  6. Step 6: Final answer
    x = 393,169.97

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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.