Home / 424,621.06-585,993.20-243,367.96

Finding the Fourth Proportional to 424,621.06, 585,993.20 and 243,367.96

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Solution

The fourth proportional to 424,621.06, 585,993.20 and 243,367.96 is: 335,857.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,621.06 : 585,993.20 = 243,367.96 : x
  2. Step 2: Convert to fraction form
    424,621.06/585,993.20 = 243,367.96/x
  3. Step 3: Cross multiply
    424,621.06x = 585,993.20 × 243,367.96
  4. Step 4: Simplify right side
    424,621.06x = 142,611,969,657.87
  5. Step 5: Solve for x
    x = 142,611,969,657.87/424,621.06
  6. Step 6: Final answer
    x = 335,857.03

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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.