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Finding the Fourth Proportional to 436.02, 599.14 and 348.54

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Solution

The fourth proportional to 436.02, 599.14 and 348.54 is: 478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.02 : 599.14 = 348.54 : x
  2. Step 2: Convert to fraction form
    436.02/599.14 = 348.54/x
  3. Step 3: Cross multiply
    436.02x = 599.14 × 348.54
  4. Step 4: Simplify right side
    436.02x = 208,821.26
  5. Step 5: Solve for x
    x = 208,821.26/436.02
  6. Step 6: Final answer
    x = 478.93

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.