Home / 738,473.42-1,107,611.66-205,949.85

Finding the Fourth Proportional to 738,473.42, 1,107,611.66 and 205,949.85

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Solution

The fourth proportional to 738,473.42, 1,107,611.66 and 205,949.85 is: 308,897.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,473.42 : 1,107,611.66 = 205,949.85 : x
  2. Step 2: Convert to fraction form
    738,473.42/1,107,611.66 = 205,949.85/x
  3. Step 3: Cross multiply
    738,473.42x = 1,107,611.66 × 205,949.85
  4. Step 4: Simplify right side
    738,473.42x = 228,112,454,205.50
  5. Step 5: Solve for x
    x = 228,112,454,205.50/738,473.42
  6. Step 6: Final answer
    x = 308,897.31

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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.