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Finding the Fourth Proportional to 1,606.32, 2,410.49 and 632.30

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Solution

The fourth proportional to 1,606.32, 2,410.49 and 632.30 is: 948.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.32 : 2,410.49 = 632.30 : x
  2. Step 2: Convert to fraction form
    1,606.32/2,410.49 = 632.30/x
  3. Step 3: Cross multiply
    1,606.32x = 2,410.49 × 632.30
  4. Step 4: Simplify right side
    1,606.32x = 1,524,137.61
  5. Step 5: Solve for x
    x = 1,524,137.61/1,606.32
  6. Step 6: Final answer
    x = 948.84

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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.