Home / 709,829.75-1,064,753.86-204,399.02

Finding the Fourth Proportional to 709,829.75, 1,064,753.86 and 204,399.02

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Solution

The fourth proportional to 709,829.75, 1,064,753.86 and 204,399.02 is: 306,601.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,829.75 : 1,064,753.86 = 204,399.02 : x
  2. Step 2: Convert to fraction form
    709,829.75/1,064,753.86 = 204,399.02/x
  3. Step 3: Cross multiply
    709,829.75x = 1,064,753.86 × 204,399.02
  4. Step 4: Simplify right side
    709,829.75x = 217,634,647,676.10
  5. Step 5: Solve for x
    x = 217,634,647,676.10/709,829.75
  6. Step 6: Final answer
    x = 306,601.19

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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.