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Finding the Fourth Proportional to 564.60, 848.38 and 460.84

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Solution

The fourth proportional to 564.60, 848.38 and 460.84 is: 692.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.60 : 848.38 = 460.84 : x
  2. Step 2: Convert to fraction form
    564.60/848.38 = 460.84/x
  3. Step 3: Cross multiply
    564.60x = 848.38 × 460.84
  4. Step 4: Simplify right side
    564.60x = 390,967.44
  5. Step 5: Solve for x
    x = 390,967.44/564.60
  6. Step 6: Final answer
    x = 692.47

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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.