Home / 862,986.36-1,294,271.86-263,952.69

Finding the Fourth Proportional to 862,986.36, 1,294,271.86 and 263,952.69

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Solution

The fourth proportional to 862,986.36, 1,294,271.86 and 263,952.69 is: 395,865.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,986.36 : 1,294,271.86 = 263,952.69 : x
  2. Step 2: Convert to fraction form
    862,986.36/1,294,271.86 = 263,952.69/x
  3. Step 3: Cross multiply
    862,986.36x = 1,294,271.86 × 263,952.69
  4. Step 4: Simplify right side
    862,986.36x = 341,626,539,038.30
  5. Step 5: Solve for x
    x = 341,626,539,038.30/862,986.36
  6. Step 6: Final answer
    x = 395,865.51

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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.