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Finding the Fourth Proportional to 545.82, 752.94 and 336.04

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Solution

The fourth proportional to 545.82, 752.94 and 336.04 is: 463.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    545.82 : 752.94 = 336.04 : x
  2. Step 2: Convert to fraction form
    545.82/752.94 = 336.04/x
  3. Step 3: Cross multiply
    545.82x = 752.94 × 336.04
  4. Step 4: Simplify right side
    545.82x = 253,017.96
  5. Step 5: Solve for x
    x = 253,017.96/545.82
  6. Step 6: Final answer
    x = 463.56

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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.