Home / 677,371.68-1,016,255.04-303,307.20

Finding the Fourth Proportional to 677,371.68, 1,016,255.04 and 303,307.20

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Solution

The fourth proportional to 677,371.68, 1,016,255.04 and 303,307.20 is: 455,049.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,371.68 : 1,016,255.04 = 303,307.20 : x
  2. Step 2: Convert to fraction form
    677,371.68/1,016,255.04 = 303,307.20/x
  3. Step 3: Cross multiply
    677,371.68x = 1,016,255.04 × 303,307.20
  4. Step 4: Simplify right side
    677,371.68x = 308,237,470,668.29
  5. Step 5: Solve for x
    x = 308,237,470,668.29/677,371.68
  6. Step 6: Final answer
    x = 455,049.24

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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.