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Finding the Fourth Proportional to 1,606.70, 2,410.24 and 452.45

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Solution

The fourth proportional to 1,606.70, 2,410.24 and 452.45 is: 678.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.70 : 2,410.24 = 452.45 : x
  2. Step 2: Convert to fraction form
    1,606.70/2,410.24 = 452.45/x
  3. Step 3: Cross multiply
    1,606.70x = 2,410.24 × 452.45
  4. Step 4: Simplify right side
    1,606.70x = 1,090,499.91
  5. Step 5: Solve for x
    x = 1,090,499.91/1,606.70
  6. Step 6: Final answer
    x = 678.72

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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.