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Finding the Fourth Proportional to 599.00, 898.64 and 426

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Solution

The fourth proportional to 599.00, 898.64 and 426 is: 639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.00 : 898.64 = 426 : x
  2. Step 2: Convert to fraction form
    599.00/898.64 = 426/x
  3. Step 3: Cross multiply
    599.00x = 898.64 × 426
  4. Step 4: Simplify right side
    599.00x = 382,818.51
  5. Step 5: Solve for x
    x = 382,818.51/599.00
  6. Step 6: Final answer
    x = 639.10

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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.