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Finding the Fourth Proportional to 548,627.29, 822,770.76 and 193,558.28

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Solution

The fourth proportional to 548,627.29, 822,770.76 and 193,558.28 is: 290,277.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,627.29 : 822,770.76 = 193,558.28 : x
  2. Step 2: Convert to fraction form
    548,627.29/822,770.76 = 193,558.28/x
  3. Step 3: Cross multiply
    548,627.29x = 822,770.76 × 193,558.28
  4. Step 4: Simplify right side
    548,627.29x = 159,254,093,139.89
  5. Step 5: Solve for x
    x = 159,254,093,139.89/548,627.29
  6. Step 6: Final answer
    x = 290,277.38

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1.5x scale

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.