Home / 735,721.20-1,103,457.26-203,243.78

Finding the Fourth Proportional to 735,721.20, 1,103,457.26 and 203,243.78

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Solution

The fourth proportional to 735,721.20, 1,103,457.26 and 203,243.78 is: 304,831.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,721.20 : 1,103,457.26 = 203,243.78 : x
  2. Step 2: Convert to fraction form
    735,721.20/1,103,457.26 = 203,243.78/x
  3. Step 3: Cross multiply
    735,721.20x = 1,103,457.26 × 203,243.78
  4. Step 4: Simplify right side
    735,721.20x = 224,270,827,857.60
  5. Step 5: Solve for x
    x = 224,270,827,857.60/735,721.20
  6. Step 6: Final answer
    x = 304,831.27

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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.