Home / 693,487.64-1,040,314.35-294,076.51

Finding the Fourth Proportional to 693,487.64, 1,040,314.35 and 294,076.51

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Solution

The fourth proportional to 693,487.64, 1,040,314.35 and 294,076.51 is: 441,149.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,487.64 : 1,040,314.35 = 294,076.51 : x
  2. Step 2: Convert to fraction form
    693,487.64/1,040,314.35 = 294,076.51/x
  3. Step 3: Cross multiply
    693,487.64x = 1,040,314.35 × 294,076.51
  4. Step 4: Simplify right side
    693,487.64x = 305,932,013,350.92
  5. Step 5: Solve for x
    x = 305,932,013,350.92/693,487.64
  6. Step 6: Final answer
    x = 441,149.91

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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.