Home / 746,611.30-1,119,921.27-185,645.80

Finding the Fourth Proportional to 746,611.30, 1,119,921.27 and 185,645.80

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Solution

The fourth proportional to 746,611.30, 1,119,921.27 and 185,645.80 is: 278,469.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,611.30 : 1,119,921.27 = 185,645.80 : x
  2. Step 2: Convert to fraction form
    746,611.30/1,119,921.27 = 185,645.80/x
  3. Step 3: Cross multiply
    746,611.30x = 1,119,921.27 × 185,645.80
  4. Step 4: Simplify right side
    746,611.30x = 207,908,680,106.17
  5. Step 5: Solve for x
    x = 207,908,680,106.17/746,611.30
  6. Step 6: Final answer
    x = 278,469.77

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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.