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Finding the Fourth Proportional to 480,197.37, 662,674.11 and 262,406.04

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Solution

The fourth proportional to 480,197.37, 662,674.11 and 262,406.04 is: 362,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,197.37 : 662,674.11 = 262,406.04 : x
  2. Step 2: Convert to fraction form
    480,197.37/662,674.11 = 262,406.04/x
  3. Step 3: Cross multiply
    480,197.37x = 662,674.11 × 262,406.04
  4. Step 4: Simplify right side
    480,197.37x = 173,889,689,015.62
  5. Step 5: Solve for x
    x = 173,889,689,015.62/480,197.37
  6. Step 6: Final answer
    x = 362,121.29

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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.