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Finding the Fourth Proportional to 650,995.67, 976,136.74 and 201,591.77

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Solution

The fourth proportional to 650,995.67, 976,136.74 and 201,591.77 is: 302,277.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,995.67 : 976,136.74 = 201,591.77 : x
  2. Step 2: Convert to fraction form
    650,995.67/976,136.74 = 201,591.77/x
  3. Step 3: Cross multiply
    650,995.67x = 976,136.74 × 201,591.77
  4. Step 4: Simplify right side
    650,995.67x = 196,781,135,681.97
  5. Step 5: Solve for x
    x = 196,781,135,681.97/650,995.67
  6. Step 6: Final answer
    x = 302,277.18

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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.