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Finding the Fourth Proportional to 541.46, 745.08 and 446.06

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Solution

The fourth proportional to 541.46, 745.08 and 446.06 is: 613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.46 : 745.08 = 446.06 : x
  2. Step 2: Convert to fraction form
    541.46/745.08 = 446.06/x
  3. Step 3: Cross multiply
    541.46x = 745.08 × 446.06
  4. Step 4: Simplify right side
    541.46x = 332,350.38
  5. Step 5: Solve for x
    x = 332,350.38/541.46
  6. Step 6: Final answer
    x = 613.80

Related Problems

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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.