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Finding the Fourth Proportional to 434.74, 600 and 260.19

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Solution

The fourth proportional to 434.74, 600 and 260.19 is: 359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.74 : 600 = 260.19 : x
  2. Step 2: Convert to fraction form
    434.74/600 = 260.19/x
  3. Step 3: Cross multiply
    434.74x = 600 × 260.19
  4. Step 4: Simplify right side
    434.74x = 156,114
  5. Step 5: Solve for x
    x = 156,114/434.74
  6. Step 6: Final answer
    x = 359.10

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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.