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Finding the Fourth Proportional to 341.00, 469.61 and 310.24

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Solution

The fourth proportional to 341.00, 469.61 and 310.24 is: 427.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.00 : 469.61 = 310.24 : x
  2. Step 2: Convert to fraction form
    341.00/469.61 = 310.24/x
  3. Step 3: Cross multiply
    341.00x = 469.61 × 310.24
  4. Step 4: Simplify right side
    341.00x = 145,693.10
  5. Step 5: Solve for x
    x = 145,693.10/341.00
  6. Step 6: Final answer
    x = 427.26

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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.