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Finding the Fourth Proportional to 330,039.08, 495,165.23 and 152,662.44

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Solution

The fourth proportional to 330,039.08, 495,165.23 and 152,662.44 is: 229,042.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,039.08 : 495,165.23 = 152,662.44 : x
  2. Step 2: Convert to fraction form
    330,039.08/495,165.23 = 152,662.44/x
  3. Step 3: Cross multiply
    330,039.08x = 495,165.23 × 152,662.44
  4. Step 4: Simplify right side
    330,039.08x = 75,593,132,214.96
  5. Step 5: Solve for x
    x = 75,593,132,214.96/330,039.08
  6. Step 6: Final answer
    x = 229,042.97

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1.5x scale

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.