Home / 779,119.31-1,168,745.58-273,636.28

Finding the Fourth Proportional to 779,119.31, 1,168,745.58 and 273,636.28

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Solution

The fourth proportional to 779,119.31, 1,168,745.58 and 273,636.28 is: 410,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,119.31 : 1,168,745.58 = 273,636.28 : x
  2. Step 2: Convert to fraction form
    779,119.31/1,168,745.58 = 273,636.28/x
  3. Step 3: Cross multiply
    779,119.31x = 1,168,745.58 × 273,636.28
  4. Step 4: Simplify right side
    779,119.31x = 319,811,188,433.98
  5. Step 5: Solve for x
    x = 319,811,188,433.98/779,119.31
  6. Step 6: Final answer
    x = 410,477.81

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1.5x scale

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.