Home / 779,906.03-1,169,900.55-247,468.73

Finding the Fourth Proportional to 779,906.03, 1,169,900.55 and 247,468.73

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Solution

The fourth proportional to 779,906.03, 1,169,900.55 and 247,468.73 is: 371,216.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,906.03 : 1,169,900.55 = 247,468.73 : x
  2. Step 2: Convert to fraction form
    779,906.03/1,169,900.55 = 247,468.73/x
  3. Step 3: Cross multiply
    779,906.03x = 1,169,900.55 × 247,468.73
  4. Step 4: Simplify right side
    779,906.03x = 289,513,797,485.30
  5. Step 5: Solve for x
    x = 289,513,797,485.30/779,906.03
  6. Step 6: Final answer
    x = 371,216.26

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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.