Home / 548,626.29-822,769.26-193,557.28

Finding the Fourth Proportional to 548,626.29, 822,769.26 and 193,557.28

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Solution

The fourth proportional to 548,626.29, 822,769.26 and 193,557.28 is: 290,275.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,626.29 : 822,769.26 = 193,557.28 : x
  2. Step 2: Convert to fraction form
    548,626.29/822,769.26 = 193,557.28/x
  3. Step 3: Cross multiply
    548,626.29x = 822,769.26 × 193,557.28
  4. Step 4: Simplify right side
    548,626.29x = 159,252,975,919.37
  5. Step 5: Solve for x
    x = 159,252,975,919.37/548,626.29
  6. Step 6: Final answer
    x = 290,275.87

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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.