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Finding the Fourth Proportional to 333,019.80, 499,529.70 and 329,520.60

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Solution

The fourth proportional to 333,019.80, 499,529.70 and 329,520.60 is: 494,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,019.80 : 499,529.70 = 329,520.60 : x
  2. Step 2: Convert to fraction form
    333,019.80/499,529.70 = 329,520.60/x
  3. Step 3: Cross multiply
    333,019.80x = 499,529.70 × 329,520.60
  4. Step 4: Simplify right side
    333,019.80x = 164,605,326,461.82
  5. Step 5: Solve for x
    x = 164,605,326,461.82/333,019.80
  6. Step 6: Final answer
    x = 494,280.90

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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.