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Finding the Fourth Proportional to 548,650.11, 822,892.01 and 149,322.00

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Solution

The fourth proportional to 548,650.11, 822,892.01 and 149,322.00 is: 223,960.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,650.11 : 822,892.01 = 149,322.00 : x
  2. Step 2: Convert to fraction form
    548,650.11/822,892.01 = 149,322.00/x
  3. Step 3: Cross multiply
    548,650.11x = 822,892.01 × 149,322.00
  4. Step 4: Simplify right side
    548,650.11x = 122,875,878,427.69
  5. Step 5: Solve for x
    x = 122,875,878,427.69/548,650.11
  6. Step 6: Final answer
    x = 223,960.36

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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.