Home / 380,670.21-525,087.03-244,881

Finding the Fourth Proportional to 380,670.21, 525,087.03 and 244,881

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Solution

The fourth proportional to 380,670.21, 525,087.03 and 244,881 is: 337,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,670.21 : 525,087.03 = 244,881 : x
  2. Step 2: Convert to fraction form
    380,670.21/525,087.03 = 244,881/x
  3. Step 3: Cross multiply
    380,670.21x = 525,087.03 × 244,881
  4. Step 4: Simplify right side
    380,670.21x = 128,583,836,993.43
  5. Step 5: Solve for x
    x = 128,583,836,993.43/380,670.21
  6. Step 6: Final answer
    x = 337,782.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.