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Finding the Fourth Proportional to 592.76, 815.66 and 444.92

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Solution

The fourth proportional to 592.76, 815.66 and 444.92 is: 612.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.76 : 815.66 = 444.92 : x
  2. Step 2: Convert to fraction form
    592.76/815.66 = 444.92/x
  3. Step 3: Cross multiply
    592.76x = 815.66 × 444.92
  4. Step 4: Simplify right side
    592.76x = 362,903.45
  5. Step 5: Solve for x
    x = 362,903.45/592.76
  6. Step 6: Final answer
    x = 612.23

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Half scale
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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.