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Finding the Fourth Proportional to 1,798.55, 2,697.82 and 500.03

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Solution

The fourth proportional to 1,798.55, 2,697.82 and 500.03 is: 750.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798.55 : 2,697.82 = 500.03 : x
  2. Step 2: Convert to fraction form
    1,798.55/2,697.82 = 500.03/x
  3. Step 3: Cross multiply
    1,798.55x = 2,697.82 × 500.03
  4. Step 4: Simplify right side
    1,798.55x = 1,348,976.20
  5. Step 5: Solve for x
    x = 1,348,976.20/1,798.55
  6. Step 6: Final answer
    x = 750.03

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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.