Home / 893,532.27-1,340,396.43-387,745.59

Finding the Fourth Proportional to 893,532.27, 1,340,396.43 and 387,745.59

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Solution

The fourth proportional to 893,532.27, 1,340,396.43 and 387,745.59 is: 581,660.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,532.27 : 1,340,396.43 = 387,745.59 : x
  2. Step 2: Convert to fraction form
    893,532.27/1,340,396.43 = 387,745.59/x
  3. Step 3: Cross multiply
    893,532.27x = 1,340,396.43 × 387,745.59
  4. Step 4: Simplify right side
    893,532.27x = 519,732,804,584.24
  5. Step 5: Solve for x
    x = 519,732,804,584.24/893,532.27
  6. Step 6: Final answer
    x = 581,660.92

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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.