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Finding the Fourth Proportional to 333,010.80, 499,516.20 and 329,511.60

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Solution

The fourth proportional to 333,010.80, 499,516.20 and 329,511.60 is: 494,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,010.80 : 499,516.20 = 329,511.60 : x
  2. Step 2: Convert to fraction form
    333,010.80/499,516.20 = 329,511.60/x
  3. Step 3: Cross multiply
    333,010.80x = 499,516.20 × 329,511.60
  4. Step 4: Simplify right side
    333,010.80x = 164,596,382,287.92
  5. Step 5: Solve for x
    x = 164,596,382,287.92/333,010.80
  6. Step 6: Final answer
    x = 494,267.40

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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.