Home / 313,107.12-469,070.19-242,641.98

Finding the Fourth Proportional to 313,107.12, 469,070.19 and 242,641.98

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Solution

The fourth proportional to 313,107.12, 469,070.19 and 242,641.98 is: 363,505.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,107.12 : 469,070.19 = 242,641.98 : x
  2. Step 2: Convert to fraction form
    313,107.12/469,070.19 = 242,641.98/x
  3. Step 3: Cross multiply
    313,107.12x = 469,070.19 × 242,641.98
  4. Step 4: Simplify right side
    313,107.12x = 113,816,119,660.58
  5. Step 5: Solve for x
    x = 113,816,119,660.58/313,107.12
  6. Step 6: Final answer
    x = 363,505.37

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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.