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Finding the Fourth Proportional to 500,782.13, 751,207.85 and 201,262.96

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Solution

The fourth proportional to 500,782.13, 751,207.85 and 201,262.96 is: 301,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,782.13 : 751,207.85 = 201,262.96 : x
  2. Step 2: Convert to fraction form
    500,782.13/751,207.85 = 201,262.96/x
  3. Step 3: Cross multiply
    500,782.13x = 751,207.85 × 201,262.96
  4. Step 4: Simplify right side
    500,782.13x = 151,190,310,703.88
  5. Step 5: Solve for x
    x = 151,190,310,703.88/500,782.13
  6. Step 6: Final answer
    x = 301,908.36

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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.