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Finding the Fourth Proportional to 676,231.98, 933,200.42 and 370,327.41

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Solution

The fourth proportional to 676,231.98, 933,200.42 and 370,327.41 is: 511,051.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,231.98 : 933,200.42 = 370,327.41 : x
  2. Step 2: Convert to fraction form
    676,231.98/933,200.42 = 370,327.41/x
  3. Step 3: Cross multiply
    676,231.98x = 933,200.42 × 370,327.41
  4. Step 4: Simplify right side
    676,231.98x = 345,589,692,697.88
  5. Step 5: Solve for x
    x = 345,589,692,697.88/676,231.98
  6. Step 6: Final answer
    x = 511,051.98

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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.