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Finding the Fourth Proportional to 593.40, 890.06 and 376.50

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Solution

The fourth proportional to 593.40, 890.06 and 376.50 is: 564.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.40 : 890.06 = 376.50 : x
  2. Step 2: Convert to fraction form
    593.40/890.06 = 376.50/x
  3. Step 3: Cross multiply
    593.40x = 890.06 × 376.50
  4. Step 4: Simplify right side
    593.40x = 335,105.71
  5. Step 5: Solve for x
    x = 335,105.71/593.40
  6. Step 6: Final answer
    x = 564.72

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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.