Home / 695,323.16-1,043,147.39-215,525.84

Finding the Fourth Proportional to 695,323.16, 1,043,147.39 and 215,525.84

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Solution

The fourth proportional to 695,323.16, 1,043,147.39 and 215,525.84 is: 323,339.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,323.16 : 1,043,147.39 = 215,525.84 : x
  2. Step 2: Convert to fraction form
    695,323.16/1,043,147.39 = 215,525.84/x
  3. Step 3: Cross multiply
    695,323.16x = 1,043,147.39 × 215,525.84
  4. Step 4: Simplify right side
    695,323.16x = 224,825,211,180.19
  5. Step 5: Solve for x
    x = 224,825,211,180.19/695,323.16
  6. Step 6: Final answer
    x = 323,339.17

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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.