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Finding the Fourth Proportional to 634,690.28, 951,568.86 and 302,499.56

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Solution

The fourth proportional to 634,690.28, 951,568.86 and 302,499.56 is: 453,526.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,690.28 : 951,568.86 = 302,499.56 : x
  2. Step 2: Convert to fraction form
    634,690.28/951,568.86 = 302,499.56/x
  3. Step 3: Cross multiply
    634,690.28x = 951,568.86 × 302,499.56
  4. Step 4: Simplify right side
    634,690.28x = 287,849,161,459.70
  5. Step 5: Solve for x
    x = 287,849,161,459.70/634,690.28
  6. Step 6: Final answer
    x = 453,526.97

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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.