Home / 1,022,884.28-1,534,270.80-312,912.32

Finding the Fourth Proportional to 1,022,884.28, 1,534,270.80 and 312,912.32

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Solution

The fourth proportional to 1,022,884.28, 1,534,270.80 and 312,912.32 is: 469,351.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,884.28 : 1,534,270.80 = 312,912.32 : x
  2. Step 2: Convert to fraction form
    1,022,884.28/1,534,270.80 = 312,912.32/x
  3. Step 3: Cross multiply
    1,022,884.28x = 1,534,270.80 × 312,912.32
  4. Step 4: Simplify right side
    1,022,884.28x = 480,092,233,971.69
  5. Step 5: Solve for x
    x = 480,092,233,971.69/1,022,884.28
  6. Step 6: Final answer
    x = 469,351.46

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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.