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Finding the Fourth Proportional to 596.64, 823.44 and 348.10

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Solution

The fourth proportional to 596.64, 823.44 and 348.10 is: 480.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.64 : 823.44 = 348.10 : x
  2. Step 2: Convert to fraction form
    596.64/823.44 = 348.10/x
  3. Step 3: Cross multiply
    596.64x = 823.44 × 348.10
  4. Step 4: Simplify right side
    596.64x = 286,639.46
  5. Step 5: Solve for x
    x = 286,639.46/596.64
  6. Step 6: Final answer
    x = 480.42

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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.