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Finding the Fourth Proportional to 469,216.05, 703,922.48 and 203,014.41

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Solution

The fourth proportional to 469,216.05, 703,922.48 and 203,014.41 is: 304,564.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,216.05 : 703,922.48 = 203,014.41 : x
  2. Step 2: Convert to fraction form
    469,216.05/703,922.48 = 203,014.41/x
  3. Step 3: Cross multiply
    469,216.05x = 703,922.48 × 203,014.41
  4. Step 4: Simplify right side
    469,216.05x = 142,906,406,962.94
  5. Step 5: Solve for x
    x = 142,906,406,962.94/469,216.05
  6. Step 6: Final answer
    x = 304,564.19

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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.