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Finding the Fourth Proportional to 1,503.03, 2,253.94 and 624.94

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Solution

The fourth proportional to 1,503.03, 2,253.94 and 624.94 is: 937.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503.03 : 2,253.94 = 624.94 : x
  2. Step 2: Convert to fraction form
    1,503.03/2,253.94 = 624.94/x
  3. Step 3: Cross multiply
    1,503.03x = 2,253.94 × 624.94
  4. Step 4: Simplify right side
    1,503.03x = 1,408,577.26
  5. Step 5: Solve for x
    x = 1,408,577.26/1,503.03
  6. Step 6: Final answer
    x = 937.16

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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.