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Finding the Fourth Proportional to 365,364.24, 548,543.34 and 205,552.64

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Solution

The fourth proportional to 365,364.24, 548,543.34 and 205,552.64 is: 308,608.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,364.24 : 548,543.34 = 205,552.64 : x
  2. Step 2: Convert to fraction form
    365,364.24/548,543.34 = 205,552.64/x
  3. Step 3: Cross multiply
    365,364.24x = 548,543.34 × 205,552.64
  4. Step 4: Simplify right side
    365,364.24x = 112,754,528,948.70
  5. Step 5: Solve for x
    x = 112,754,528,948.70/365,364.24
  6. Step 6: Final answer
    x = 308,608.55

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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.