Home / 340,494.24-510,721.92-130,153.44

Finding the Fourth Proportional to 340,494.24, 510,721.92 and 130,153.44

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Solution

The fourth proportional to 340,494.24, 510,721.92 and 130,153.44 is: 195,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,494.24 : 510,721.92 = 130,153.44 : x
  2. Step 2: Convert to fraction form
    340,494.24/510,721.92 = 130,153.44/x
  3. Step 3: Cross multiply
    340,494.24x = 510,721.92 × 130,153.44
  4. Step 4: Simplify right side
    340,494.24x = 66,472,214,771.40
  5. Step 5: Solve for x
    x = 66,472,214,771.40/340,494.24
  6. Step 6: Final answer
    x = 195,222.73

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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.