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Finding the Fourth Proportional to 500,852.72, 751,279.08 and 303,446

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Solution

The fourth proportional to 500,852.72, 751,279.08 and 303,446 is: 455,169

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,852.72 : 751,279.08 = 303,446 : x
  2. Step 2: Convert to fraction form
    500,852.72/751,279.08 = 303,446/x
  3. Step 3: Cross multiply
    500,852.72x = 751,279.08 × 303,446
  4. Step 4: Simplify right side
    500,852.72x = 227,972,631,709.68
  5. Step 5: Solve for x
    x = 227,972,631,709.68/500,852.72
  6. Step 6: Final answer
    x = 455,169

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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.