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Finding the Fourth Proportional to 370,941.33, 556,452.90 and 118,163.01

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Solution

The fourth proportional to 370,941.33, 556,452.90 and 118,163.01 is: 177,257.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,941.33 : 556,452.90 = 118,163.01 : x
  2. Step 2: Convert to fraction form
    370,941.33/556,452.90 = 118,163.01/x
  3. Step 3: Cross multiply
    370,941.33x = 556,452.90 × 118,163.01
  4. Step 4: Simplify right side
    370,941.33x = 65,752,149,587.23
  5. Step 5: Solve for x
    x = 65,752,149,587.23/370,941.33
  6. Step 6: Final answer
    x = 177,257.55

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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.