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Finding the Fourth Proportional to 585,791.36, 808,426.94 and 331,166.24

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Solution

The fourth proportional to 585,791.36, 808,426.94 and 331,166.24 is: 457,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,791.36 : 808,426.94 = 331,166.24 : x
  2. Step 2: Convert to fraction form
    585,791.36/808,426.94 = 331,166.24/x
  3. Step 3: Cross multiply
    585,791.36x = 808,426.94 × 331,166.24
  4. Step 4: Simplify right side
    585,791.36x = 267,723,710,034.51
  5. Step 5: Solve for x
    x = 267,723,710,034.51/585,791.36
  6. Step 6: Final answer
    x = 457,029.12

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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.