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Finding the Fourth Proportional to 469,316.34, 703,556.91 and 169,730.33

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Solution

The fourth proportional to 469,316.34, 703,556.91 and 169,730.33 is: 254,444.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,316.34 : 703,556.91 = 169,730.33 : x
  2. Step 2: Convert to fraction form
    469,316.34/703,556.91 = 169,730.33/x
  3. Step 3: Cross multiply
    469,316.34x = 703,556.91 × 169,730.33
  4. Step 4: Simplify right side
    469,316.34x = 119,414,942,990.30
  5. Step 5: Solve for x
    x = 119,414,942,990.30/469,316.34
  6. Step 6: Final answer
    x = 254,444.46

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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.