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Finding the Fourth Proportional to 434.19, 599.46 and 336.18

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Solution

The fourth proportional to 434.19, 599.46 and 336.18 is: 464.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.19 : 599.46 = 336.18 : x
  2. Step 2: Convert to fraction form
    434.19/599.46 = 336.18/x
  3. Step 3: Cross multiply
    434.19x = 599.46 × 336.18
  4. Step 4: Simplify right side
    434.19x = 201,526.46
  5. Step 5: Solve for x
    x = 201,526.46/434.19
  6. Step 6: Final answer
    x = 464.14

Related Problems

Find fourth proportional to 217.10, 299.73 and 168.09
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Double scale
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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.