Home / 836,777.46-1,254,667.28-331,410.97

Finding the Fourth Proportional to 836,777.46, 1,254,667.28 and 331,410.97

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Solution

The fourth proportional to 836,777.46, 1,254,667.28 and 331,410.97 is: 496,918.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,777.46 : 1,254,667.28 = 331,410.97 : x
  2. Step 2: Convert to fraction form
    836,777.46/1,254,667.28 = 331,410.97/x
  3. Step 3: Cross multiply
    836,777.46x = 1,254,667.28 × 331,410.97
  4. Step 4: Simplify right side
    836,777.46x = 415,810,500,292.06
  5. Step 5: Solve for x
    x = 415,810,500,292.06/836,777.46
  6. Step 6: Final answer
    x = 496,918.86

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1.5x scale

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.