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Finding the Fourth Proportional to 334,007.31, 460,920.56 and 190,764.39

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Solution

The fourth proportional to 334,007.31, 460,920.56 and 190,764.39 is: 263,249.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,007.31 : 460,920.56 = 190,764.39 : x
  2. Step 2: Convert to fraction form
    334,007.31/460,920.56 = 190,764.39/x
  3. Step 3: Cross multiply
    334,007.31x = 460,920.56 × 190,764.39
  4. Step 4: Simplify right side
    334,007.31x = 87,927,228,513.04
  5. Step 5: Solve for x
    x = 87,927,228,513.04/334,007.31
  6. Step 6: Final answer
    x = 263,249.41

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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.