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Finding the Fourth Proportional to 401,739.52, 601,365.04 and 235,851.52

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Solution

The fourth proportional to 401,739.52, 601,365.04 and 235,851.52 is: 353,046.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,739.52 : 601,365.04 = 235,851.52 : x
  2. Step 2: Convert to fraction form
    401,739.52/601,365.04 = 235,851.52/x
  3. Step 3: Cross multiply
    401,739.52x = 601,365.04 × 235,851.52
  4. Step 4: Simplify right side
    401,739.52x = 141,832,858,758.86
  5. Step 5: Solve for x
    x = 141,832,858,758.86/401,739.52
  6. Step 6: Final answer
    x = 353,046.82

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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.