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Finding the Fourth Proportional to 476,059.76, 714,092.28 and 121,074.04

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Solution

The fourth proportional to 476,059.76, 714,092.28 and 121,074.04 is: 181,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,059.76 : 714,092.28 = 121,074.04 : x
  2. Step 2: Convert to fraction form
    476,059.76/714,092.28 = 121,074.04/x
  3. Step 3: Cross multiply
    476,059.76x = 714,092.28 × 121,074.04
  4. Step 4: Simplify right side
    476,059.76x = 86,458,037,272.41
  5. Step 5: Solve for x
    x = 86,458,037,272.41/476,059.76
  6. Step 6: Final answer
    x = 181,611.73

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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.