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Finding the Fourth Proportional to 941.34, 1,411.61 and 502.50

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Solution

The fourth proportional to 941.34, 1,411.61 and 502.50 is: 753.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    941.34 : 1,411.61 = 502.50 : x
  2. Step 2: Convert to fraction form
    941.34/1,411.61 = 502.50/x
  3. Step 3: Cross multiply
    941.34x = 1,411.61 × 502.50
  4. Step 4: Simplify right side
    941.34x = 709,324.45
  5. Step 5: Solve for x
    x = 709,324.45/941.34
  6. Step 6: Final answer
    x = 753.53

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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.