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Finding the Fourth Proportional to 1,337.10, 2,006.00 and 556.85

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Solution

The fourth proportional to 1,337.10, 2,006.00 and 556.85 is: 835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.10 : 2,006.00 = 556.85 : x
  2. Step 2: Convert to fraction form
    1,337.10/2,006.00 = 556.85/x
  3. Step 3: Cross multiply
    1,337.10x = 2,006.00 × 556.85
  4. Step 4: Simplify right side
    1,337.10x = 1,117,028.29
  5. Step 5: Solve for x
    x = 1,117,028.29/1,337.10
  6. Step 6: Final answer
    x = 835.41

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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.