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Finding the Fourth Proportional to 364.10, 545.08 and 240.48

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Solution

The fourth proportional to 364.10, 545.08 and 240.48 is: 360.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.10 : 545.08 = 240.48 : x
  2. Step 2: Convert to fraction form
    364.10/545.08 = 240.48/x
  3. Step 3: Cross multiply
    364.10x = 545.08 × 240.48
  4. Step 4: Simplify right side
    364.10x = 131,077.51
  5. Step 5: Solve for x
    x = 131,077.51/364.10
  6. Step 6: Final answer
    x = 360.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.