Home / 719,504.27-1,078,895.38-239,563.02

Finding the Fourth Proportional to 719,504.27, 1,078,895.38 and 239,563.02

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Solution

The fourth proportional to 719,504.27, 1,078,895.38 and 239,563.02 is: 359,224.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,504.27 : 1,078,895.38 = 239,563.02 : x
  2. Step 2: Convert to fraction form
    719,504.27/1,078,895.38 = 239,563.02/x
  3. Step 3: Cross multiply
    719,504.27x = 1,078,895.38 × 239,563.02
  4. Step 4: Simplify right side
    719,504.27x = 258,463,435,496.85
  5. Step 5: Solve for x
    x = 258,463,435,496.85/719,504.27
  6. Step 6: Final answer
    x = 359,224.32

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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.