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Finding the Fourth Proportional to 240,650.34, 360,796.60 and 145,857.26

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Solution

The fourth proportional to 240,650.34, 360,796.60 and 145,857.26 is: 218,677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,650.34 : 360,796.60 = 145,857.26 : x
  2. Step 2: Convert to fraction form
    240,650.34/360,796.60 = 145,857.26/x
  3. Step 3: Cross multiply
    240,650.34x = 360,796.60 × 145,857.26
  4. Step 4: Simplify right side
    240,650.34x = 52,624,803,493.32
  5. Step 5: Solve for x
    x = 52,624,803,493.32/240,650.34
  6. Step 6: Final answer
    x = 218,677.45

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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.