Home / 836,142.73-1,154,355.73-550,493.19

Finding the Fourth Proportional to 836,142.73, 1,154,355.73 and 550,493.19

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Solution

The fourth proportional to 836,142.73, 1,154,355.73 and 550,493.19 is: 759,995.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,142.73 : 1,154,355.73 = 550,493.19 : x
  2. Step 2: Convert to fraction form
    836,142.73/1,154,355.73 = 550,493.19/x
  3. Step 3: Cross multiply
    836,142.73x = 1,154,355.73 × 550,493.19
  4. Step 4: Simplify right side
    836,142.73x = 635,464,968,202.48
  5. Step 5: Solve for x
    x = 635,464,968,202.48/836,142.73
  6. Step 6: Final answer
    x = 759,995.81

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Double scale
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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.