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Finding the Fourth Proportional to 333,281.58, 499,919.96 and 133,599.06

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Solution

The fourth proportional to 333,281.58, 499,919.96 and 133,599.06 is: 200,397.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,281.58 : 499,919.96 = 133,599.06 : x
  2. Step 2: Convert to fraction form
    333,281.58/499,919.96 = 133,599.06/x
  3. Step 3: Cross multiply
    333,281.58x = 499,919.96 × 133,599.06
  4. Step 4: Simplify right side
    333,281.58x = 66,788,836,731.24
  5. Step 5: Solve for x
    x = 66,788,836,731.24/333,281.58
  6. Step 6: Final answer
    x = 200,397.62

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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.