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Finding the Fourth Proportional to 270,447.77, 373,295.54 and 178,634.23

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Solution

The fourth proportional to 270,447.77, 373,295.54 and 178,634.23 is: 246,566.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,447.77 : 373,295.54 = 178,634.23 : x
  2. Step 2: Convert to fraction form
    270,447.77/373,295.54 = 178,634.23/x
  3. Step 3: Cross multiply
    270,447.77x = 373,295.54 × 178,634.23
  4. Step 4: Simplify right side
    270,447.77x = 66,683,361,350.33
  5. Step 5: Solve for x
    x = 66,683,361,350.33/270,447.77
  6. Step 6: Final answer
    x = 246,566.50

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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.