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Finding the Fourth Proportional to 330,164.26, 495,443.13 and 119,818.60

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Solution

The fourth proportional to 330,164.26, 495,443.13 and 119,818.60 is: 179,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,164.26 : 495,443.13 = 119,818.60 : x
  2. Step 2: Convert to fraction form
    330,164.26/495,443.13 = 119,818.60/x
  3. Step 3: Cross multiply
    330,164.26x = 495,443.13 × 119,818.60
  4. Step 4: Simplify right side
    330,164.26x = 59,363,302,216.22
  5. Step 5: Solve for x
    x = 59,363,302,216.22/330,164.26
  6. Step 6: Final answer
    x = 179,799.30

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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.