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Finding the Fourth Proportional to 333,863.40, 500,114.70 and 207,114.60

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Solution

The fourth proportional to 333,863.40, 500,114.70 and 207,114.60 is: 310,249.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,863.40 : 500,114.70 = 207,114.60 : x
  2. Step 2: Convert to fraction form
    333,863.40/500,114.70 = 207,114.60/x
  3. Step 3: Cross multiply
    333,863.40x = 500,114.70 × 207,114.60
  4. Step 4: Simplify right side
    333,863.40x = 103,581,056,044.62
  5. Step 5: Solve for x
    x = 103,581,056,044.62/333,863.40
  6. Step 6: Final answer
    x = 310,249.81

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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.