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Finding the Fourth Proportional to 339,460.06, 468,469.72 and 188,557.06

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Solution

The fourth proportional to 339,460.06, 468,469.72 and 188,557.06 is: 260,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,460.06 : 468,469.72 = 188,557.06 : x
  2. Step 2: Convert to fraction form
    339,460.06/468,469.72 = 188,557.06/x
  3. Step 3: Cross multiply
    339,460.06x = 468,469.72 × 188,557.06
  4. Step 4: Simplify right side
    339,460.06x = 88,333,273,102.22
  5. Step 5: Solve for x
    x = 88,333,273,102.22/339,460.06
  6. Step 6: Final answer
    x = 260,216.98

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1.5x scale

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.