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Finding the Fourth Proportional to 593.06, 890.40 and 377.60

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Solution

The fourth proportional to 593.06, 890.40 and 377.60 is: 566.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.06 : 890.40 = 377.60 : x
  2. Step 2: Convert to fraction form
    593.06/890.40 = 377.60/x
  3. Step 3: Cross multiply
    593.06x = 890.40 × 377.60
  4. Step 4: Simplify right side
    593.06x = 336,215.04
  5. Step 5: Solve for x
    x = 336,215.04/593.06
  6. Step 6: Final answer
    x = 566.92

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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.