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Finding the Fourth Proportional to 587,285.64, 810,844.02 and 451,076.04

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Solution

The fourth proportional to 587,285.64, 810,844.02 and 451,076.04 is: 622,784.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,285.64 : 810,844.02 = 451,076.04 : x
  2. Step 2: Convert to fraction form
    587,285.64/810,844.02 = 451,076.04/x
  3. Step 3: Cross multiply
    587,285.64x = 810,844.02 × 451,076.04
  4. Step 4: Simplify right side
    587,285.64x = 365,752,309,599.28
  5. Step 5: Solve for x
    x = 365,752,309,599.28/587,285.64
  6. Step 6: Final answer
    x = 622,784.36

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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.