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Finding the Fourth Proportional to 1,750.05, 2,624.99 and 654.33

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Solution

The fourth proportional to 1,750.05, 2,624.99 and 654.33 is: 981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.05 : 2,624.99 = 654.33 : x
  2. Step 2: Convert to fraction form
    1,750.05/2,624.99 = 654.33/x
  3. Step 3: Cross multiply
    1,750.05x = 2,624.99 × 654.33
  4. Step 4: Simplify right side
    1,750.05x = 1,717,606.44
  5. Step 5: Solve for x
    x = 1,717,606.44/1,750.05
  6. Step 6: Final answer
    x = 981.46

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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.