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Finding the Fourth Proportional to 590,552.64, 814,963.68 and 322,280.64

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Solution

The fourth proportional to 590,552.64, 814,963.68 and 322,280.64 is: 444,747.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,552.64 : 814,963.68 = 322,280.64 : x
  2. Step 2: Convert to fraction form
    590,552.64/814,963.68 = 322,280.64/x
  3. Step 3: Cross multiply
    590,552.64x = 814,963.68 × 322,280.64
  4. Step 4: Simplify right side
    590,552.64x = 262,647,016,367.16
  5. Step 5: Solve for x
    x = 262,647,016,367.16/590,552.64
  6. Step 6: Final answer
    x = 444,747.85

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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.