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Finding the Fourth Proportional to 737.93, 1,018.00 and 472.24

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Solution

The fourth proportional to 737.93, 1,018.00 and 472.24 is: 651.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.93 : 1,018.00 = 472.24 : x
  2. Step 2: Convert to fraction form
    737.93/1,018.00 = 472.24/x
  3. Step 3: Cross multiply
    737.93x = 1,018.00 × 472.24
  4. Step 4: Simplify right side
    737.93x = 480,732.87
  5. Step 5: Solve for x
    x = 480,732.87/737.93
  6. Step 6: Final answer
    x = 651.47

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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.