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Finding the Fourth Proportional to 593.38, 890.30 and 297.12

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Solution

The fourth proportional to 593.38, 890.30 and 297.12 is: 445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.38 : 890.30 = 297.12 : x
  2. Step 2: Convert to fraction form
    593.38/890.30 = 297.12/x
  3. Step 3: Cross multiply
    593.38x = 890.30 × 297.12
  4. Step 4: Simplify right side
    593.38x = 264,525.94
  5. Step 5: Solve for x
    x = 264,525.94/593.38
  6. Step 6: Final answer
    x = 445.80

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.