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Finding the Fourth Proportional to 597.01, 822.40 and 508.20

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Solution

The fourth proportional to 597.01, 822.40 and 508.20 is: 700.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.01 : 822.40 = 508.20 : x
  2. Step 2: Convert to fraction form
    597.01/822.40 = 508.20/x
  3. Step 3: Cross multiply
    597.01x = 822.40 × 508.20
  4. Step 4: Simplify right side
    597.01x = 417,941.14
  5. Step 5: Solve for x
    x = 417,941.14/597.01
  6. Step 6: Final answer
    x = 700.06

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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.