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Finding the Fourth Proportional to 333,036.33, 499,423 and 133,319.49

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Solution

The fourth proportional to 333,036.33, 499,423 and 133,319.49 is: 199,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,036.33 : 499,423 = 133,319.49 : x
  2. Step 2: Convert to fraction form
    333,036.33/499,423 = 133,319.49/x
  3. Step 3: Cross multiply
    333,036.33x = 499,423 × 133,319.49
  4. Step 4: Simplify right side
    333,036.33x = 66,582,819,654.27
  5. Step 5: Solve for x
    x = 66,582,819,654.27/333,036.33
  6. Step 6: Final answer
    x = 199,926.60

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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.