Home / 738,459.82-1,107,591.30-205,936.26

Finding the Fourth Proportional to 738,459.82, 1,107,591.30 and 205,936.26

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Solution

The fourth proportional to 738,459.82, 1,107,591.30 and 205,936.26 is: 308,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,459.82 : 1,107,591.30 = 205,936.26 : x
  2. Step 2: Convert to fraction form
    738,459.82/1,107,591.30 = 205,936.26/x
  3. Step 3: Cross multiply
    738,459.82x = 1,107,591.30 × 205,936.26
  4. Step 4: Simplify right side
    738,459.82x = 228,093,205,777.07
  5. Step 5: Solve for x
    x = 228,093,205,777.07/738,459.82
  6. Step 6: Final answer
    x = 308,876.93

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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.