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Finding the Fourth Proportional to 1,064.58, 1,594.52 and 652.46

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Solution

The fourth proportional to 1,064.58, 1,594.52 and 652.46 is: 977.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064.58 : 1,594.52 = 652.46 : x
  2. Step 2: Convert to fraction form
    1,064.58/1,594.52 = 652.46/x
  3. Step 3: Cross multiply
    1,064.58x = 1,594.52 × 652.46
  4. Step 4: Simplify right side
    1,064.58x = 1,040,351.73
  5. Step 5: Solve for x
    x = 1,040,351.73/1,064.58
  6. Step 6: Final answer
    x = 977.24

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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.