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Finding the Fourth Proportional to 366.30, 545.55 and 350.51

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Solution

The fourth proportional to 366.30, 545.55 and 350.51 is: 522.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.30 : 545.55 = 350.51 : x
  2. Step 2: Convert to fraction form
    366.30/545.55 = 350.51/x
  3. Step 3: Cross multiply
    366.30x = 545.55 × 350.51
  4. Step 4: Simplify right side
    366.30x = 191,218.00
  5. Step 5: Solve for x
    x = 191,218.00/366.30
  6. Step 6: Final answer
    x = 522.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.