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Finding the Fourth Proportional to 941.02, 1,411.02 and 633.02

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Solution

The fourth proportional to 941.02, 1,411.02 and 633.02 is: 949.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    941.02 : 1,411.02 = 633.02 : x
  2. Step 2: Convert to fraction form
    941.02/1,411.02 = 633.02/x
  3. Step 3: Cross multiply
    941.02x = 1,411.02 × 633.02
  4. Step 4: Simplify right side
    941.02x = 893,196.83
  5. Step 5: Solve for x
    x = 893,196.83/941.02
  6. Step 6: Final answer
    x = 949.18

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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.