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Finding the Fourth Proportional to 467,099.53, 644,464.01 and 263,079.16

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Solution

The fourth proportional to 467,099.53, 644,464.01 and 263,079.16 is: 362,974.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,099.53 : 644,464.01 = 263,079.16 : x
  2. Step 2: Convert to fraction form
    467,099.53/644,464.01 = 263,079.16/x
  3. Step 3: Cross multiply
    467,099.53x = 644,464.01 × 263,079.16
  4. Step 4: Simplify right side
    467,099.53x = 169,545,049,447.57
  5. Step 5: Solve for x
    x = 169,545,049,447.57/467,099.53
  6. Step 6: Final answer
    x = 362,974.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.