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Finding the Fourth Proportional to 373,598, 515,565.24 and 239,462

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Solution

The fourth proportional to 373,598, 515,565.24 and 239,462 is: 330,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,598 : 515,565.24 = 239,462 : x
  2. Step 2: Convert to fraction form
    373,598/515,565.24 = 239,462/x
  3. Step 3: Cross multiply
    373,598x = 515,565.24 × 239,462
  4. Step 4: Simplify right side
    373,598x = 123,458,283,500.88
  5. Step 5: Solve for x
    x = 123,458,283,500.88/373,598
  6. Step 6: Final answer
    x = 330,457.56

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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.