Home / 307,904.73-424,900.26-171,934.89

Finding the Fourth Proportional to 307,904.73, 424,900.26 and 171,934.89

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Solution

The fourth proportional to 307,904.73, 424,900.26 and 171,934.89 is: 237,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,904.73 : 424,900.26 = 171,934.89 : x
  2. Step 2: Convert to fraction form
    307,904.73/424,900.26 = 171,934.89/x
  3. Step 3: Cross multiply
    307,904.73x = 424,900.26 × 171,934.89
  4. Step 4: Simplify right side
    307,904.73x = 73,055,179,464.07
  5. Step 5: Solve for x
    x = 73,055,179,464.07/307,904.73
  6. Step 6: Final answer
    x = 237,265.53

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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.