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Finding the Fourth Proportional to 937.01, 1,406.22 and 352.59

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Solution

The fourth proportional to 937.01, 1,406.22 and 352.59 is: 529.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.01 : 1,406.22 = 352.59 : x
  2. Step 2: Convert to fraction form
    937.01/1,406.22 = 352.59/x
  3. Step 3: Cross multiply
    937.01x = 1,406.22 × 352.59
  4. Step 4: Simplify right side
    937.01x = 495,812.51
  5. Step 5: Solve for x
    x = 495,812.51/937.01
  6. Step 6: Final answer
    x = 529.14

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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.