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Finding the Fourth Proportional to 379,157.76, 567,973.62 and 179,670.51

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Solution

The fourth proportional to 379,157.76, 567,973.62 and 179,670.51 is: 269,144.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,157.76 : 567,973.62 = 179,670.51 : x
  2. Step 2: Convert to fraction form
    379,157.76/567,973.62 = 179,670.51/x
  3. Step 3: Cross multiply
    379,157.76x = 567,973.62 × 179,670.51
  4. Step 4: Simplify right side
    379,157.76x = 102,048,109,971.95
  5. Step 5: Solve for x
    x = 102,048,109,971.95/379,157.76
  6. Step 6: Final answer
    x = 269,144.19

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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.