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Finding the Fourth Proportional to 583.58, 875.52 and 193.61

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Solution

The fourth proportional to 583.58, 875.52 and 193.61 is: 290.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.58 : 875.52 = 193.61 : x
  2. Step 2: Convert to fraction form
    583.58/875.52 = 193.61/x
  3. Step 3: Cross multiply
    583.58x = 875.52 × 193.61
  4. Step 4: Simplify right side
    583.58x = 169,511.62
  5. Step 5: Solve for x
    x = 169,511.62/583.58
  6. Step 6: Final answer
    x = 290.47

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1.5x scale

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.