Home / 719,247.49-1,078,750.94-263,744.60

Finding the Fourth Proportional to 719,247.49, 1,078,750.94 and 263,744.60

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Solution

The fourth proportional to 719,247.49, 1,078,750.94 and 263,744.60 is: 395,572.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,247.49 : 1,078,750.94 = 263,744.60 : x
  2. Step 2: Convert to fraction form
    719,247.49/1,078,750.94 = 263,744.60/x
  3. Step 3: Cross multiply
    719,247.49x = 1,078,750.94 × 263,744.60
  4. Step 4: Simplify right side
    719,247.49x = 284,514,728,457.45
  5. Step 5: Solve for x
    x = 284,514,728,457.45/719,247.49
  6. Step 6: Final answer
    x = 395,572.78

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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.