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Finding the Fourth Proportional to 593.40, 890.78 and 246.99

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Solution

The fourth proportional to 593.40, 890.78 and 246.99 is: 370.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.40 : 890.78 = 246.99 : x
  2. Step 2: Convert to fraction form
    593.40/890.78 = 246.99/x
  3. Step 3: Cross multiply
    593.40x = 890.78 × 246.99
  4. Step 4: Simplify right side
    593.40x = 220,012.52
  5. Step 5: Solve for x
    x = 220,012.52/593.40
  6. Step 6: Final answer
    x = 370.77

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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.