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Finding the Fourth Proportional to 333,452.70, 500,272.71 and 133,913.20

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Solution

The fourth proportional to 333,452.70, 500,272.71 and 133,913.20 is: 200,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,452.70 : 500,272.71 = 133,913.20 : x
  2. Step 2: Convert to fraction form
    333,452.70/500,272.71 = 133,913.20/x
  3. Step 3: Cross multiply
    333,452.70x = 500,272.71 × 133,913.20
  4. Step 4: Simplify right side
    333,452.70x = 66,993,119,468.77
  5. Step 5: Solve for x
    x = 66,993,119,468.77/333,452.70
  6. Step 6: Final answer
    x = 200,907.41

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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.