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Finding the Fourth Proportional to 505,967.66, 758,839.73 and 146,060.29

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Solution

The fourth proportional to 505,967.66, 758,839.73 and 146,060.29 is: 219,058.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,967.66 : 758,839.73 = 146,060.29 : x
  2. Step 2: Convert to fraction form
    505,967.66/758,839.73 = 146,060.29/x
  3. Step 3: Cross multiply
    505,967.66x = 758,839.73 × 146,060.29
  4. Step 4: Simplify right side
    505,967.66x = 110,836,351,245.57
  5. Step 5: Solve for x
    x = 110,836,351,245.57/505,967.66
  6. Step 6: Final answer
    x = 219,058.17

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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.