Home / 1,022,883.78-1,534,270.04-312,911.82

Finding the Fourth Proportional to 1,022,883.78, 1,534,270.04 and 312,911.82

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Solution

The fourth proportional to 1,022,883.78, 1,534,270.04 and 312,911.82 is: 469,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,883.78 : 1,534,270.04 = 312,911.82 : x
  2. Step 2: Convert to fraction form
    1,022,883.78/1,534,270.04 = 312,911.82/x
  3. Step 3: Cross multiply
    1,022,883.78x = 1,534,270.04 × 312,911.82
  4. Step 4: Simplify right side
    1,022,883.78x = 480,091,233,674.41
  5. Step 5: Solve for x
    x = 480,091,233,674.41/1,022,883.78
  6. Step 6: Final answer
    x = 469,350.71

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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.