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Finding the Fourth Proportional to 576.08, 800.52 and 570.16

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Solution

The fourth proportional to 576.08, 800.52 and 570.16 is: 792.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.08 : 800.52 = 570.16 : x
  2. Step 2: Convert to fraction form
    576.08/800.52 = 570.16/x
  3. Step 3: Cross multiply
    576.08x = 800.52 × 570.16
  4. Step 4: Simplify right side
    576.08x = 456,424.48
  5. Step 5: Solve for x
    x = 456,424.48/576.08
  6. Step 6: Final answer
    x = 792.29

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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.