Home / 340,325.26-469,640.28-187,361.93

Finding the Fourth Proportional to 340,325.26, 469,640.28 and 187,361.93

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Solution

The fourth proportional to 340,325.26, 469,640.28 and 187,361.93 is: 258,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,325.26 : 469,640.28 = 187,361.93 : x
  2. Step 2: Convert to fraction form
    340,325.26/469,640.28 = 187,361.93/x
  3. Step 3: Cross multiply
    340,325.26x = 469,640.28 × 187,361.93
  4. Step 4: Simplify right side
    340,325.26x = 87,992,709,266.54
  5. Step 5: Solve for x
    x = 87,992,709,266.54/340,325.26
  6. Step 6: Final answer
    x = 258,554.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.