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Finding the Fourth Proportional to 889.44, 1,334.80 and 597.51

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Solution

The fourth proportional to 889.44, 1,334.80 and 597.51 is: 896.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    889.44 : 1,334.80 = 597.51 : x
  2. Step 2: Convert to fraction form
    889.44/1,334.80 = 597.51/x
  3. Step 3: Cross multiply
    889.44x = 1,334.80 × 597.51
  4. Step 4: Simplify right side
    889.44x = 797,556.35
  5. Step 5: Solve for x
    x = 797,556.35/889.44
  6. Step 6: Final answer
    x = 896.69

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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.