Home / 442,945.77-663,878.86-229,596.05

Finding the Fourth Proportional to 442,945.77, 663,878.86 and 229,596.05

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Solution

The fourth proportional to 442,945.77, 663,878.86 and 229,596.05 is: 344,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,945.77 : 663,878.86 = 229,596.05 : x
  2. Step 2: Convert to fraction form
    442,945.77/663,878.86 = 229,596.05/x
  3. Step 3: Cross multiply
    442,945.77x = 663,878.86 × 229,596.05
  4. Step 4: Simplify right side
    442,945.77x = 152,423,965,665.95
  5. Step 5: Solve for x
    x = 152,423,965,665.95/442,945.77
  6. Step 6: Final answer
    x = 344,114.29

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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.