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Finding the Fourth Proportional to 1,050.03, 1,575.18 and 563.49

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Solution

The fourth proportional to 1,050.03, 1,575.18 and 563.49 is: 845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.03 : 1,575.18 = 563.49 : x
  2. Step 2: Convert to fraction form
    1,050.03/1,575.18 = 563.49/x
  3. Step 3: Cross multiply
    1,050.03x = 1,575.18 × 563.49
  4. Step 4: Simplify right side
    1,050.03x = 887,598.18
  5. Step 5: Solve for x
    x = 887,598.18/1,050.03
  6. Step 6: Final answer
    x = 845.31

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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.