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Finding the Fourth Proportional to 333,591.79, 500,450.71 and 133,927.87

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Solution

The fourth proportional to 333,591.79, 500,450.71 and 133,927.87 is: 200,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,591.79 : 500,450.71 = 133,927.87 : x
  2. Step 2: Convert to fraction form
    333,591.79/500,450.71 = 133,927.87/x
  3. Step 3: Cross multiply
    333,591.79x = 500,450.71 × 133,927.87
  4. Step 4: Simplify right side
    333,591.79x = 67,024,296,960.65
  5. Step 5: Solve for x
    x = 67,024,296,960.65/333,591.79
  6. Step 6: Final answer
    x = 200,917.11

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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.