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Finding the Fourth Proportional to 2,165.02, 3,247.19 and 604.86

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Solution

The fourth proportional to 2,165.02, 3,247.19 and 604.86 is: 907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.02 : 3,247.19 = 604.86 : x
  2. Step 2: Convert to fraction form
    2,165.02/3,247.19 = 604.86/x
  3. Step 3: Cross multiply
    2,165.02x = 3,247.19 × 604.86
  4. Step 4: Simplify right side
    2,165.02x = 1,964,095.34
  5. Step 5: Solve for x
    x = 1,964,095.34/2,165.02
  6. Step 6: Final answer
    x = 907.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.