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Finding the Fourth Proportional to 1,337.51, 2,006.01 and 606.92

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Solution

The fourth proportional to 1,337.51, 2,006.01 and 606.92 is: 910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.51 : 2,006.01 = 606.92 : x
  2. Step 2: Convert to fraction form
    1,337.51/2,006.01 = 606.92/x
  3. Step 3: Cross multiply
    1,337.51x = 2,006.01 × 606.92
  4. Step 4: Simplify right side
    1,337.51x = 1,217,477.56
  5. Step 5: Solve for x
    x = 1,217,477.56/1,337.51
  6. Step 6: Final answer
    x = 910.26

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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.