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Finding the Fourth Proportional to 501,047.32, 751,562.34 and 168,623.32

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Solution

The fourth proportional to 501,047.32, 751,562.34 and 168,623.32 is: 252,932.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,047.32 : 751,562.34 = 168,623.32 : x
  2. Step 2: Convert to fraction form
    501,047.32/751,562.34 = 168,623.32/x
  3. Step 3: Cross multiply
    501,047.32x = 751,562.34 × 168,623.32
  4. Step 4: Simplify right side
    501,047.32x = 126,730,936,957.77
  5. Step 5: Solve for x
    x = 126,730,936,957.77/501,047.32
  6. Step 6: Final answer
    x = 252,932.07

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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.