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Finding the Fourth Proportional to 608,872.96, 913,039.44 and 324,510.52

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Solution

The fourth proportional to 608,872.96, 913,039.44 and 324,510.52 is: 486,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,872.96 : 913,039.44 = 324,510.52 : x
  2. Step 2: Convert to fraction form
    608,872.96/913,039.44 = 324,510.52/x
  3. Step 3: Cross multiply
    608,872.96x = 913,039.44 × 324,510.52
  4. Step 4: Simplify right side
    608,872.96x = 296,290,903,454.91
  5. Step 5: Solve for x
    x = 296,290,903,454.91/608,872.96
  6. Step 6: Final answer
    x = 486,621.88

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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.