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Finding the Fourth Proportional to 330,819.62, 496,235.10 and 94,168.40

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Solution

The fourth proportional to 330,819.62, 496,235.10 and 94,168.40 is: 141,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,819.62 : 496,235.10 = 94,168.40 : x
  2. Step 2: Convert to fraction form
    330,819.62/496,235.10 = 94,168.40/x
  3. Step 3: Cross multiply
    330,819.62x = 496,235.10 × 94,168.40
  4. Step 4: Simplify right side
    330,819.62x = 46,729,665,390.84
  5. Step 5: Solve for x
    x = 46,729,665,390.84/330,819.62
  6. Step 6: Final answer
    x = 141,254.21

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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.