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Finding the Fourth Proportional to 339,007.40, 468,004.40 and 238,852.52

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Solution

The fourth proportional to 339,007.40, 468,004.40 and 238,852.52 is: 329,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,007.40 : 468,004.40 = 238,852.52 : x
  2. Step 2: Convert to fraction form
    339,007.40/468,004.40 = 238,852.52/x
  3. Step 3: Cross multiply
    339,007.40x = 468,004.40 × 238,852.52
  4. Step 4: Simplify right side
    339,007.40x = 111,784,026,776.80
  5. Step 5: Solve for x
    x = 111,784,026,776.80/339,007.40
  6. Step 6: Final answer
    x = 329,739.20

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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.