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Finding the Fourth Proportional to 946.08, 1,305.56 and 596.76

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Solution

The fourth proportional to 946.08, 1,305.56 and 596.76 is: 823.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    946.08 : 1,305.56 = 596.76 : x
  2. Step 2: Convert to fraction form
    946.08/1,305.56 = 596.76/x
  3. Step 3: Cross multiply
    946.08x = 1,305.56 × 596.76
  4. Step 4: Simplify right side
    946.08x = 779,105.99
  5. Step 5: Solve for x
    x = 779,105.99/946.08
  6. Step 6: Final answer
    x = 823.51

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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.