Home / 671,972.64-1,007,933.76-166,535.28

Finding the Fourth Proportional to 671,972.64, 1,007,933.76 and 166,535.28

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Solution

The fourth proportional to 671,972.64, 1,007,933.76 and 166,535.28 is: 249,796.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,972.64 : 1,007,933.76 = 166,535.28 : x
  2. Step 2: Convert to fraction form
    671,972.64/1,007,933.76 = 166,535.28/x
  3. Step 3: Cross multiply
    671,972.64x = 1,007,933.76 × 166,535.28
  4. Step 4: Simplify right side
    671,972.64x = 167,856,530,943.05
  5. Step 5: Solve for x
    x = 167,856,530,943.05/671,972.64
  6. Step 6: Final answer
    x = 249,796.67

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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.