Home / 259,802-388,577.22-152,931.26

Finding the Fourth Proportional to 259,802, 388,577.22 and 152,931.26

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Solution

The fourth proportional to 259,802, 388,577.22 and 152,931.26 is: 228,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,802 : 388,577.22 = 152,931.26 : x
  2. Step 2: Convert to fraction form
    259,802/388,577.22 = 152,931.26/x
  3. Step 3: Cross multiply
    259,802x = 388,577.22 × 152,931.26
  4. Step 4: Simplify right side
    259,802x = 59,425,603,861.90
  5. Step 5: Solve for x
    x = 59,425,603,861.90/259,802
  6. Step 6: Final answer
    x = 228,734.20

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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.