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Finding the Fourth Proportional to 593.48, 818.96 and 344.76

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Solution

The fourth proportional to 593.48, 818.96 and 344.76 is: 475.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.48 : 818.96 = 344.76 : x
  2. Step 2: Convert to fraction form
    593.48/818.96 = 344.76/x
  3. Step 3: Cross multiply
    593.48x = 818.96 × 344.76
  4. Step 4: Simplify right side
    593.48x = 282,340.70
  5. Step 5: Solve for x
    x = 282,340.70/593.48
  6. Step 6: Final answer
    x = 475.74

Related Problems

Find fourth proportional to 296.74, 409.48 and 172.38
Half scale
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Double scale
Find fourth proportional to 594.48, 820.34 and 345.76
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.