Home / 738,964-1,108,606.79-226,629.42

Finding the Fourth Proportional to 738,964, 1,108,606.79 and 226,629.42

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Solution

The fourth proportional to 738,964, 1,108,606.79 and 226,629.42 is: 339,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,964 : 1,108,606.79 = 226,629.42 : x
  2. Step 2: Convert to fraction form
    738,964/1,108,606.79 = 226,629.42/x
  3. Step 3: Cross multiply
    738,964x = 1,108,606.79 × 226,629.42
  4. Step 4: Simplify right side
    738,964x = 251,242,913,825.76
  5. Step 5: Solve for x
    x = 251,242,913,825.76/738,964
  6. Step 6: Final answer
    x = 339,993.44

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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.