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Finding the Fourth Proportional to 592.79, 818.07 and 344.18

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Solution

The fourth proportional to 592.79, 818.07 and 344.18 is: 474.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.79 : 818.07 = 344.18 : x
  2. Step 2: Convert to fraction form
    592.79/818.07 = 344.18/x
  3. Step 3: Cross multiply
    592.79x = 818.07 × 344.18
  4. Step 4: Simplify right side
    592.79x = 281,566.99
  5. Step 5: Solve for x
    x = 281,566.99/592.79
  6. Step 6: Final answer
    x = 474.99

Related Problems

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Half scale
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Double scale
Find fourth proportional to 593.79, 819.45 and 345.18
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.