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Finding the Fourth Proportional to 330,482.25, 495,722.16 and 93,824.96

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Solution

The fourth proportional to 330,482.25, 495,722.16 and 93,824.96 is: 140,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,482.25 : 495,722.16 = 93,824.96 : x
  2. Step 2: Convert to fraction form
    330,482.25/495,722.16 = 93,824.96/x
  3. Step 3: Cross multiply
    330,482.25x = 495,722.16 × 93,824.96
  4. Step 4: Simplify right side
    330,482.25x = 46,511,109,354.50
  5. Step 5: Solve for x
    x = 46,511,109,354.50/330,482.25
  6. Step 6: Final answer
    x = 140,737.09

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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.