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Finding the Fourth Proportional to 335,540, 463,048.40 and 184,640.32

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Solution

The fourth proportional to 335,540, 463,048.40 and 184,640.32 is: 254,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,540 : 463,048.40 = 184,640.32 : x
  2. Step 2: Convert to fraction form
    335,540/463,048.40 = 184,640.32/x
  3. Step 3: Cross multiply
    335,540x = 463,048.40 × 184,640.32
  4. Step 4: Simplify right side
    335,540x = 85,497,404,751.49
  5. Step 5: Solve for x
    x = 85,497,404,751.49/335,540
  6. Step 6: Final answer
    x = 254,805.40

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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.