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Finding the Fourth Proportional to 968.19, 1,334.63 and 594.48

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Solution

The fourth proportional to 968.19, 1,334.63 and 594.48 is: 819.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    968.19 : 1,334.63 = 594.48 : x
  2. Step 2: Convert to fraction form
    968.19/1,334.63 = 594.48/x
  3. Step 3: Cross multiply
    968.19x = 1,334.63 × 594.48
  4. Step 4: Simplify right side
    968.19x = 793,410.84
  5. Step 5: Solve for x
    x = 793,410.84/968.19
  6. Step 6: Final answer
    x = 819.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.