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Finding the Fourth Proportional to 593.30, 818.76 and 344.68

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Solution

The fourth proportional to 593.30, 818.76 and 344.68 is: 475.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.30 : 818.76 = 344.68 : x
  2. Step 2: Convert to fraction form
    593.30/818.76 = 344.68/x
  3. Step 3: Cross multiply
    593.30x = 818.76 × 344.68
  4. Step 4: Simplify right side
    593.30x = 282,209.81
  5. Step 5: Solve for x
    x = 282,209.81/593.30
  6. Step 6: Final answer
    x = 475.66

Related Problems

Find fourth proportional to 296.65, 409.38 and 172.34
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.