Home / 729,709.80-1,094,564.70-614,236.20

Finding the Fourth Proportional to 729,709.80, 1,094,564.70 and 614,236.20

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Solution

The fourth proportional to 729,709.80, 1,094,564.70 and 614,236.20 is: 921,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,709.80 : 1,094,564.70 = 614,236.20 : x
  2. Step 2: Convert to fraction form
    729,709.80/1,094,564.70 = 614,236.20/x
  3. Step 3: Cross multiply
    729,709.80x = 1,094,564.70 × 614,236.20
  4. Step 4: Simplify right side
    729,709.80x = 672,321,261,982.14
  5. Step 5: Solve for x
    x = 672,321,261,982.14/729,709.80
  6. Step 6: Final answer
    x = 921,354.30

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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.