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Finding the Fourth Proportional to 634,646.38, 951,074.43 and 350,464.86

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Solution

The fourth proportional to 634,646.38, 951,074.43 and 350,464.86 is: 525,202.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,646.38 : 951,074.43 = 350,464.86 : x
  2. Step 2: Convert to fraction form
    634,646.38/951,074.43 = 350,464.86/x
  3. Step 3: Cross multiply
    634,646.38x = 951,074.43 × 350,464.86
  4. Step 4: Simplify right side
    634,646.38x = 333,318,166,959.53
  5. Step 5: Solve for x
    x = 333,318,166,959.53/634,646.38
  6. Step 6: Final answer
    x = 525,202.98

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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.