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Finding the Fourth Proportional to 1,598.23, 2,396.89 and 624.11

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Solution

The fourth proportional to 1,598.23, 2,396.89 and 624.11 is: 935.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.23 : 2,396.89 = 624.11 : x
  2. Step 2: Convert to fraction form
    1,598.23/2,396.89 = 624.11/x
  3. Step 3: Cross multiply
    1,598.23x = 2,396.89 × 624.11
  4. Step 4: Simplify right side
    1,598.23x = 1,495,911.81
  5. Step 5: Solve for x
    x = 1,495,911.81/1,598.23
  6. Step 6: Final answer
    x = 935.98

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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.