Home / 836,142.98-1,154,356.09-550,493.44

Finding the Fourth Proportional to 836,142.98, 1,154,356.09 and 550,493.44

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Solution

The fourth proportional to 836,142.98, 1,154,356.09 and 550,493.44 is: 759,996.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,142.98 : 1,154,356.09 = 550,493.44 : x
  2. Step 2: Convert to fraction form
    836,142.98/1,154,356.09 = 550,493.44/x
  3. Step 3: Cross multiply
    836,142.98x = 1,154,356.09 × 550,493.44
  4. Step 4: Simplify right side
    836,142.98x = 635,465,450,706.93
  5. Step 5: Solve for x
    x = 635,465,450,706.93/836,142.98
  6. Step 6: Final answer
    x = 759,996.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.