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Finding the Fourth Proportional to 548,559.42, 822,543.26 and 248,876.48

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Solution

The fourth proportional to 548,559.42, 822,543.26 and 248,876.48 is: 373,180.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,559.42 : 822,543.26 = 248,876.48 : x
  2. Step 2: Convert to fraction form
    548,559.42/822,543.26 = 248,876.48/x
  3. Step 3: Cross multiply
    548,559.42x = 822,543.26 × 248,876.48
  4. Step 4: Simplify right side
    548,559.42x = 204,711,671,196.53
  5. Step 5: Solve for x
    x = 204,711,671,196.53/548,559.42
  6. Step 6: Final answer
    x = 373,180.49

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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.