Home / 729,245.16-1,091,996.64-504,295.20

Finding the Fourth Proportional to 729,245.16, 1,091,996.64 and 504,295.20

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Solution

The fourth proportional to 729,245.16, 1,091,996.64 and 504,295.20 is: 755,148.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,245.16 : 1,091,996.64 = 504,295.20 : x
  2. Step 2: Convert to fraction form
    729,245.16/1,091,996.64 = 504,295.20/x
  3. Step 3: Cross multiply
    729,245.16x = 1,091,996.64 × 504,295.20
  4. Step 4: Simplify right side
    729,245.16x = 550,688,663,968.13
  5. Step 5: Solve for x
    x = 550,688,663,968.13/729,245.16
  6. Step 6: Final answer
    x = 755,148.88

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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.