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Finding the Fourth Proportional to 545.96, 753.24 and 336.02

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Solution

The fourth proportional to 545.96, 753.24 and 336.02 is: 463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    545.96 : 753.24 = 336.02 : x
  2. Step 2: Convert to fraction form
    545.96/753.24 = 336.02/x
  3. Step 3: Cross multiply
    545.96x = 753.24 × 336.02
  4. Step 4: Simplify right side
    545.96x = 253,103.70
  5. Step 5: Solve for x
    x = 253,103.70/545.96
  6. Step 6: Final answer
    x = 463.59

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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.