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Finding the Fourth Proportional to 1,750.59, 2,626.01 and 654.93

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Solution

The fourth proportional to 1,750.59, 2,626.01 and 654.93 is: 982.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.59 : 2,626.01 = 654.93 : x
  2. Step 2: Convert to fraction form
    1,750.59/2,626.01 = 654.93/x
  3. Step 3: Cross multiply
    1,750.59x = 2,626.01 × 654.93
  4. Step 4: Simplify right side
    1,750.59x = 1,719,851.91
  5. Step 5: Solve for x
    x = 1,719,851.91/1,750.59
  6. Step 6: Final answer
    x = 982.44

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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.