Home / 531,272.51-796,406.66-211,621.73

Finding the Fourth Proportional to 531,272.51, 796,406.66 and 211,621.73

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Solution

The fourth proportional to 531,272.51, 796,406.66 and 211,621.73 is: 317,232.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,272.51 : 796,406.66 = 211,621.73 : x
  2. Step 2: Convert to fraction form
    531,272.51/796,406.66 = 211,621.73/x
  3. Step 3: Cross multiply
    531,272.51x = 796,406.66 × 211,621.73
  4. Step 4: Simplify right side
    531,272.51x = 168,536,955,172.72
  5. Step 5: Solve for x
    x = 168,536,955,172.72/531,272.51
  6. Step 6: Final answer
    x = 317,232.59

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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.