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Finding the Fourth Proportional to 335,961.80, 463,627.32 and 185,058.80

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Solution

The fourth proportional to 335,961.80, 463,627.32 and 185,058.80 is: 255,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,961.80 : 463,627.32 = 185,058.80 : x
  2. Step 2: Convert to fraction form
    335,961.80/463,627.32 = 185,058.80/x
  3. Step 3: Cross multiply
    335,961.80x = 463,627.32 × 185,058.80
  4. Step 4: Simplify right side
    335,961.80x = 85,798,315,486.42
  5. Step 5: Solve for x
    x = 85,798,315,486.42/335,961.80
  6. Step 6: Final answer
    x = 255,381.16

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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.