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Finding the Fourth Proportional to 968.53, 1,452.44 and 530.10

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Solution

The fourth proportional to 968.53, 1,452.44 and 530.10 is: 794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    968.53 : 1,452.44 = 530.10 : x
  2. Step 2: Convert to fraction form
    968.53/1,452.44 = 530.10/x
  3. Step 3: Cross multiply
    968.53x = 1,452.44 × 530.10
  4. Step 4: Simplify right side
    968.53x = 769,945.22
  5. Step 5: Solve for x
    x = 769,945.22/968.53
  6. Step 6: Final answer
    x = 794.96

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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.