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Finding the Fourth Proportional to 330,746.54, 495,549.21 and 181,094.54

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Solution

The fourth proportional to 330,746.54, 495,549.21 and 181,094.54 is: 271,329.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,746.54 : 495,549.21 = 181,094.54 : x
  2. Step 2: Convert to fraction form
    330,746.54/495,549.21 = 181,094.54/x
  3. Step 3: Cross multiply
    330,746.54x = 495,549.21 × 181,094.54
  4. Step 4: Simplify right side
    330,746.54x = 89,741,256,232.31
  5. Step 5: Solve for x
    x = 89,741,256,232.31/330,746.54
  6. Step 6: Final answer
    x = 271,329.39

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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.