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Finding the Fourth Proportional to 563,568.55, 843,357.32 and 350,436.83

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Solution

The fourth proportional to 563,568.55, 843,357.32 and 350,436.83 is: 524,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,568.55 : 843,357.32 = 350,436.83 : x
  2. Step 2: Convert to fraction form
    563,568.55/843,357.32 = 350,436.83/x
  3. Step 3: Cross multiply
    563,568.55x = 843,357.32 × 350,436.83
  4. Step 4: Simplify right side
    563,568.55x = 295,543,465,778.10
  5. Step 5: Solve for x
    x = 295,543,465,778.10/563,568.55
  6. Step 6: Final answer
    x = 524,414.40

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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.