Home / 325,341.36-486,147.15-247,976.24

Finding the Fourth Proportional to 325,341.36, 486,147.15 and 247,976.24

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Solution

The fourth proportional to 325,341.36, 486,147.15 and 247,976.24 is: 370,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,341.36 : 486,147.15 = 247,976.24 : x
  2. Step 2: Convert to fraction form
    325,341.36/486,147.15 = 247,976.24/x
  3. Step 3: Cross multiply
    325,341.36x = 486,147.15 × 247,976.24
  4. Step 4: Simplify right side
    325,341.36x = 120,552,939,912.98
  5. Step 5: Solve for x
    x = 120,552,939,912.98/325,341.36
  6. Step 6: Final answer
    x = 370,542.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.