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Finding the Fourth Proportional to 836,472.84, 1,254,003.96 and 362,801.64

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Solution

The fourth proportional to 836,472.84, 1,254,003.96 and 362,801.64 is: 543,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,472.84 : 1,254,003.96 = 362,801.64 : x
  2. Step 2: Convert to fraction form
    836,472.84/1,254,003.96 = 362,801.64/x
  3. Step 3: Cross multiply
    836,472.84x = 1,254,003.96 × 362,801.64
  4. Step 4: Simplify right side
    836,472.84x = 454,954,693,254.49
  5. Step 5: Solve for x
    x = 454,954,693,254.49/836,472.84
  6. Step 6: Final answer
    x = 543,896.55

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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.