Home / 548,043.21-822,146.83-168,932.43

Finding the Fourth Proportional to 548,043.21, 822,146.83 and 168,932.43

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Solution

The fourth proportional to 548,043.21, 822,146.83 and 168,932.43 is: 253,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,043.21 : 822,146.83 = 168,932.43 : x
  2. Step 2: Convert to fraction form
    548,043.21/822,146.83 = 168,932.43/x
  3. Step 3: Cross multiply
    548,043.21x = 822,146.83 × 168,932.43
  4. Step 4: Simplify right side
    548,043.21x = 138,887,261,386.37
  5. Step 5: Solve for x
    x = 138,887,261,386.37/548,043.21
  6. Step 6: Final answer
    x = 253,423.93

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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.