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Finding the Fourth Proportional to 564.84, 848.02 and 291.12

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Solution

The fourth proportional to 564.84, 848.02 and 291.12 is: 437.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.84 : 848.02 = 291.12 : x
  2. Step 2: Convert to fraction form
    564.84/848.02 = 291.12/x
  3. Step 3: Cross multiply
    564.84x = 848.02 × 291.12
  4. Step 4: Simplify right side
    564.84x = 246,875.58
  5. Step 5: Solve for x
    x = 246,875.58/564.84
  6. Step 6: Final answer
    x = 437.07

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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.