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Finding the Fourth Proportional to 594.71, 890.88 and 347.21

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Solution

The fourth proportional to 594.71, 890.88 and 347.21 is: 520.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.71 : 890.88 = 347.21 : x
  2. Step 2: Convert to fraction form
    594.71/890.88 = 347.21/x
  3. Step 3: Cross multiply
    594.71x = 890.88 × 347.21
  4. Step 4: Simplify right side
    594.71x = 309,322.44
  5. Step 5: Solve for x
    x = 309,322.44/594.71
  6. Step 6: Final answer
    x = 520.12

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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.