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Finding the Fourth Proportional to 704.70, 1,054.62 and 594.54

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Solution

The fourth proportional to 704.70, 1,054.62 and 594.54 is: 889.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.70 : 1,054.62 = 594.54 : x
  2. Step 2: Convert to fraction form
    704.70/1,054.62 = 594.54/x
  3. Step 3: Cross multiply
    704.70x = 1,054.62 × 594.54
  4. Step 4: Simplify right side
    704.70x = 627,013.77
  5. Step 5: Solve for x
    x = 627,013.77/704.70
  6. Step 6: Final answer
    x = 889.76

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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.