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Finding the Fourth Proportional to 570.08, 792.16 and 564.14

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Solution

The fourth proportional to 570.08, 792.16 and 564.14 is: 783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    570.08 : 792.16 = 564.14 : x
  2. Step 2: Convert to fraction form
    570.08/792.16 = 564.14/x
  3. Step 3: Cross multiply
    570.08x = 792.16 × 564.14
  4. Step 4: Simplify right side
    570.08x = 446,889.14
  5. Step 5: Solve for x
    x = 446,889.14/570.08
  6. Step 6: Final answer
    x = 783.91

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.