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Finding the Fourth Proportional to 694.83, 957.88 and 473.39

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Solution

The fourth proportional to 694.83, 957.88 and 473.39 is: 652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    694.83 : 957.88 = 473.39 : x
  2. Step 2: Convert to fraction form
    694.83/957.88 = 473.39/x
  3. Step 3: Cross multiply
    694.83x = 957.88 × 473.39
  4. Step 4: Simplify right side
    694.83x = 453,452.93
  5. Step 5: Solve for x
    x = 453,452.93/694.83
  6. Step 6: Final answer
    x = 652.61

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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.