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Finding the Fourth Proportional to 469,722.01, 704,574.77 and 325,494.83

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Solution

The fourth proportional to 469,722.01, 704,574.77 and 325,494.83 is: 488,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,722.01 : 704,574.77 = 325,494.83 : x
  2. Step 2: Convert to fraction form
    469,722.01/704,574.77 = 325,494.83/x
  3. Step 3: Cross multiply
    469,722.01x = 704,574.77 × 325,494.83
  4. Step 4: Simplify right side
    469,722.01x = 229,335,444,983.44
  5. Step 5: Solve for x
    x = 229,335,444,983.44/469,722.01
  6. Step 6: Final answer
    x = 488,236.53

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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.