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Finding the Fourth Proportional to 563,337, 777,405.06 and 324,873

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Solution

The fourth proportional to 563,337, 777,405.06 and 324,873 is: 448,324.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,337 : 777,405.06 = 324,873 : x
  2. Step 2: Convert to fraction form
    563,337/777,405.06 = 324,873/x
  3. Step 3: Cross multiply
    563,337x = 777,405.06 × 324,873
  4. Step 4: Simplify right side
    563,337x = 252,557,914,057.38
  5. Step 5: Solve for x
    x = 252,557,914,057.38/563,337
  6. Step 6: Final answer
    x = 448,324.74

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1.5x scale

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.