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Finding the Fourth Proportional to 594.66, 891.90 and 347.98

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Solution

The fourth proportional to 594.66, 891.90 and 347.98 is: 521.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.66 : 891.90 = 347.98 : x
  2. Step 2: Convert to fraction form
    594.66/891.90 = 347.98/x
  3. Step 3: Cross multiply
    594.66x = 891.90 × 347.98
  4. Step 4: Simplify right side
    594.66x = 310,358.90
  5. Step 5: Solve for x
    x = 310,358.90/594.66
  6. Step 6: Final answer
    x = 521.91

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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.