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Finding the Fourth Proportional to 370,791.04, 556,351.92 and 171,004

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Solution

The fourth proportional to 370,791.04, 556,351.92 and 171,004 is: 256,582.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,791.04 : 556,351.92 = 171,004 : x
  2. Step 2: Convert to fraction form
    370,791.04/556,351.92 = 171,004/x
  3. Step 3: Cross multiply
    370,791.04x = 556,351.92 × 171,004
  4. Step 4: Simplify right side
    370,791.04x = 95,138,403,727.68
  5. Step 5: Solve for x
    x = 95,138,403,727.68/370,791.04
  6. Step 6: Final answer
    x = 256,582.26

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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.