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Finding the Fourth Proportional to 1,039.10, 1,433.99 and 597.09

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Solution

The fourth proportional to 1,039.10, 1,433.99 and 597.09 is: 824.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039.10 : 1,433.99 = 597.09 : x
  2. Step 2: Convert to fraction form
    1,039.10/1,433.99 = 597.09/x
  3. Step 3: Cross multiply
    1,039.10x = 1,433.99 × 597.09
  4. Step 4: Simplify right side
    1,039.10x = 856,221.09
  5. Step 5: Solve for x
    x = 856,221.09/1,039.10
  6. Step 6: Final answer
    x = 824.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.