Home / 340,544.26-510,815.43-153,336.58

Finding the Fourth Proportional to 340,544.26, 510,815.43 and 153,336.58

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Solution

The fourth proportional to 340,544.26, 510,815.43 and 153,336.58 is: 230,004.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,544.26 : 510,815.43 = 153,336.58 : x
  2. Step 2: Convert to fraction form
    340,544.26/510,815.43 = 153,336.58/x
  3. Step 3: Cross multiply
    340,544.26x = 510,815.43 × 153,336.58
  4. Step 4: Simplify right side
    340,544.26x = 78,326,691,047.43
  5. Step 5: Solve for x
    x = 78,326,691,047.43/340,544.26
  6. Step 6: Final answer
    x = 230,004.44

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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.