Home / 694,338.30-1,041,565.05-221,010.30

Finding the Fourth Proportional to 694,338.30, 1,041,565.05 and 221,010.30

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Solution

The fourth proportional to 694,338.30, 1,041,565.05 and 221,010.30 is: 331,533.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,338.30 : 1,041,565.05 = 221,010.30 : x
  2. Step 2: Convert to fraction form
    694,338.30/1,041,565.05 = 221,010.30/x
  3. Step 3: Cross multiply
    694,338.30x = 1,041,565.05 × 221,010.30
  4. Step 4: Simplify right side
    694,338.30x = 230,196,604,170.02
  5. Step 5: Solve for x
    x = 230,196,604,170.02/694,338.30
  6. Step 6: Final answer
    x = 331,533.78

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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.