Home / 729,497.80-1,091,622.30-493,301.80

Finding the Fourth Proportional to 729,497.80, 1,091,622.30 and 493,301.80

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Solution

The fourth proportional to 729,497.80, 1,091,622.30 and 493,301.80 is: 738,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,497.80 : 1,091,622.30 = 493,301.80 : x
  2. Step 2: Convert to fraction form
    729,497.80/1,091,622.30 = 493,301.80/x
  3. Step 3: Cross multiply
    729,497.80x = 1,091,622.30 × 493,301.80
  4. Step 4: Simplify right side
    729,497.80x = 538,499,245,510.14
  5. Step 5: Solve for x
    x = 538,499,245,510.14/729,497.80
  6. Step 6: Final answer
    x = 738,178.03

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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.