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Finding the Fourth Proportional to 334,937.58, 461,959.38 and 231,743.58

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Solution

The fourth proportional to 334,937.58, 461,959.38 and 231,743.58 is: 319,630.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,937.58 : 461,959.38 = 231,743.58 : x
  2. Step 2: Convert to fraction form
    334,937.58/461,959.38 = 231,743.58/x
  3. Step 3: Cross multiply
    334,937.58x = 461,959.38 × 231,743.58
  4. Step 4: Simplify right side
    334,937.58x = 107,056,120,535.78
  5. Step 5: Solve for x
    x = 107,056,120,535.78/334,937.58
  6. Step 6: Final answer
    x = 319,630.07

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1.5x scale

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.