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Finding the Fourth Proportional to 597.01, 823.43 and 570.84

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Solution

The fourth proportional to 597.01, 823.43 and 570.84 is: 787.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.01 : 823.43 = 570.84 : x
  2. Step 2: Convert to fraction form
    597.01/823.43 = 570.84/x
  3. Step 3: Cross multiply
    597.01x = 823.43 × 570.84
  4. Step 4: Simplify right side
    597.01x = 470,046.78
  5. Step 5: Solve for x
    x = 470,046.78/597.01
  6. Step 6: Final answer
    x = 787.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.