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Finding the Fourth Proportional to 597.44, 895.68 and 389.42

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Solution

The fourth proportional to 597.44, 895.68 and 389.42 is: 583.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.44 : 895.68 = 389.42 : x
  2. Step 2: Convert to fraction form
    597.44/895.68 = 389.42/x
  3. Step 3: Cross multiply
    597.44x = 895.68 × 389.42
  4. Step 4: Simplify right side
    597.44x = 348,795.71
  5. Step 5: Solve for x
    x = 348,795.71/597.44
  6. Step 6: Final answer
    x = 583.82

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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.