Home / 862,926.01-1,190,786.66-495,318.22

Finding the Fourth Proportional to 862,926.01, 1,190,786.66 and 495,318.22

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Solution

The fourth proportional to 862,926.01, 1,190,786.66 and 495,318.22 is: 683,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,926.01 : 1,190,786.66 = 495,318.22 : x
  2. Step 2: Convert to fraction form
    862,926.01/1,190,786.66 = 495,318.22/x
  3. Step 3: Cross multiply
    862,926.01x = 1,190,786.66 × 495,318.22
  4. Step 4: Simplify right side
    862,926.01x = 589,818,325,234.83
  5. Step 5: Solve for x
    x = 589,818,325,234.83/862,926.01
  6. Step 6: Final answer
    x = 683,509.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.