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Finding the Fourth Proportional to 334,893.76, 462,164 and 183,993.92

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Solution

The fourth proportional to 334,893.76, 462,164 and 183,993.92 is: 253,917.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,893.76 : 462,164 = 183,993.92 : x
  2. Step 2: Convert to fraction form
    334,893.76/462,164 = 183,993.92/x
  3. Step 3: Cross multiply
    334,893.76x = 462,164 × 183,993.92
  4. Step 4: Simplify right side
    334,893.76x = 85,035,366,042.88
  5. Step 5: Solve for x
    x = 85,035,366,042.88/334,893.76
  6. Step 6: Final answer
    x = 253,917.44

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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.