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Finding the Fourth Proportional to 541.35, 746.55 and 462.96

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Solution

The fourth proportional to 541.35, 746.55 and 462.96 is: 638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.35 : 746.55 = 462.96 : x
  2. Step 2: Convert to fraction form
    541.35/746.55 = 462.96/x
  3. Step 3: Cross multiply
    541.35x = 746.55 × 462.96
  4. Step 4: Simplify right side
    541.35x = 345,622.79
  5. Step 5: Solve for x
    x = 345,622.79/541.35
  6. Step 6: Final answer
    x = 638.45

Related Problems

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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.