Home / 297,828.12-410,669.22-278,932.44

Finding the Fourth Proportional to 297,828.12, 410,669.22 and 278,932.44

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Solution

The fourth proportional to 297,828.12, 410,669.22 and 278,932.44 is: 384,614.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,828.12 : 410,669.22 = 278,932.44 : x
  2. Step 2: Convert to fraction form
    297,828.12/410,669.22 = 278,932.44/x
  3. Step 3: Cross multiply
    297,828.12x = 410,669.22 × 278,932.44
  4. Step 4: Simplify right side
    297,828.12x = 114,548,967,567.50
  5. Step 5: Solve for x
    x = 114,548,967,567.50/297,828.12
  6. Step 6: Final answer
    x = 384,614.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.