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Finding the Fourth Proportional to 548,253.90, 822,280.23 and 248,662.26

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Solution

The fourth proportional to 548,253.90, 822,280.23 and 248,662.26 is: 372,947.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,253.90 : 822,280.23 = 248,662.26 : x
  2. Step 2: Convert to fraction form
    548,253.90/822,280.23 = 248,662.26/x
  3. Step 3: Cross multiply
    548,253.90x = 822,280.23 × 248,662.26
  4. Step 4: Simplify right side
    548,253.90x = 204,470,060,345.12
  5. Step 5: Solve for x
    x = 204,470,060,345.12/548,253.90
  6. Step 6: Final answer
    x = 372,947.75

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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.