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Finding the Fourth Proportional to 582.38, 803.46 and 333.64

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Solution

The fourth proportional to 582.38, 803.46 and 333.64 is: 460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.38 : 803.46 = 333.64 : x
  2. Step 2: Convert to fraction form
    582.38/803.46 = 333.64/x
  3. Step 3: Cross multiply
    582.38x = 803.46 × 333.64
  4. Step 4: Simplify right side
    582.38x = 268,068.56
  5. Step 5: Solve for x
    x = 268,068.56/582.38
  6. Step 6: Final answer
    x = 460.30

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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.