Home / 881,156.16-1,321,735.50-216,308.16

Finding the Fourth Proportional to 881,156.16, 1,321,735.50 and 216,308.16

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Solution

The fourth proportional to 881,156.16, 1,321,735.50 and 216,308.16 is: 324,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,156.16 : 1,321,735.50 = 216,308.16 : x
  2. Step 2: Convert to fraction form
    881,156.16/1,321,735.50 = 216,308.16/x
  3. Step 3: Cross multiply
    881,156.16x = 1,321,735.50 × 216,308.16
  4. Step 4: Simplify right side
    881,156.16x = 285,902,174,011.68
  5. Step 5: Solve for x
    x = 285,902,174,011.68/881,156.16
  6. Step 6: Final answer
    x = 324,462.55

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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.