Home / 863,568.51-1,294,447.85-483,932.64

Finding the Fourth Proportional to 863,568.51, 1,294,447.85 and 483,932.64

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Solution

The fourth proportional to 863,568.51, 1,294,447.85 and 483,932.64 is: 725,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,568.51 : 1,294,447.85 = 483,932.64 : x
  2. Step 2: Convert to fraction form
    863,568.51/1,294,447.85 = 483,932.64/x
  3. Step 3: Cross multiply
    863,568.51x = 1,294,447.85 × 483,932.64
  4. Step 4: Simplify right side
    863,568.51x = 626,425,565,392.82
  5. Step 5: Solve for x
    x = 626,425,565,392.82/863,568.51
  6. Step 6: Final answer
    x = 725,391.86

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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.