Home / 866,285.37-1,299,550.19-267,295.23

Finding the Fourth Proportional to 866,285.37, 1,299,550.19 and 267,295.23

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Solution

The fourth proportional to 866,285.37, 1,299,550.19 and 267,295.23 is: 400,980.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,285.37 : 1,299,550.19 = 267,295.23 : x
  2. Step 2: Convert to fraction form
    866,285.37/1,299,550.19 = 267,295.23/x
  3. Step 3: Cross multiply
    866,285.37x = 1,299,550.19 × 267,295.23
  4. Step 4: Simplify right side
    866,285.37x = 347,363,565,596.12
  5. Step 5: Solve for x
    x = 347,363,565,596.12/866,285.37
  6. Step 6: Final answer
    x = 400,980.53

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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.