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Finding the Fourth Proportional to 333,077.59, 499,611.76 and 80,355.94

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Solution

The fourth proportional to 333,077.59, 499,611.76 and 80,355.94 is: 120,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,077.59 : 499,611.76 = 80,355.94 : x
  2. Step 2: Convert to fraction form
    333,077.59/499,611.76 = 80,355.94/x
  3. Step 3: Cross multiply
    333,077.59x = 499,611.76 × 80,355.94
  4. Step 4: Simplify right side
    333,077.59x = 40,146,774,134.08
  5. Step 5: Solve for x
    x = 40,146,774,134.08/333,077.59
  6. Step 6: Final answer
    x = 120,532.80

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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.