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Finding the Fourth Proportional to 593.49, 890.24 and 389.35

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Solution

The fourth proportional to 593.49, 890.24 and 389.35 is: 584.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.49 : 890.24 = 389.35 : x
  2. Step 2: Convert to fraction form
    593.49/890.24 = 389.35/x
  3. Step 3: Cross multiply
    593.49x = 890.24 × 389.35
  4. Step 4: Simplify right side
    593.49x = 346,614.94
  5. Step 5: Solve for x
    x = 346,614.94/593.49
  6. Step 6: Final answer
    x = 584.03

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.