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Finding the Fourth Proportional to 371,093.26, 556,730.56 and 118,373.79

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Solution

The fourth proportional to 371,093.26, 556,730.56 and 118,373.79 is: 177,589.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,093.26 : 556,730.56 = 118,373.79 : x
  2. Step 2: Convert to fraction form
    371,093.26/556,730.56 = 118,373.79/x
  3. Step 3: Cross multiply
    371,093.26x = 556,730.56 × 118,373.79
  4. Step 4: Simplify right side
    371,093.26x = 65,902,306,396.02
  5. Step 5: Solve for x
    x = 65,902,306,396.02/371,093.26
  6. Step 6: Final answer
    x = 177,589.61

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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.