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Finding the Fourth Proportional to 593.48, 890.53 and 432.50

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Solution

The fourth proportional to 593.48, 890.53 and 432.50 is: 648.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.48 : 890.53 = 432.50 : x
  2. Step 2: Convert to fraction form
    593.48/890.53 = 432.50/x
  3. Step 3: Cross multiply
    593.48x = 890.53 × 432.50
  4. Step 4: Simplify right side
    593.48x = 385,148.69
  5. Step 5: Solve for x
    x = 385,148.69/593.48
  6. Step 6: Final answer
    x = 648.96

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.