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Finding the Fourth Proportional to 335,965.80, 463,632.84 and 185,062.80

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Solution

The fourth proportional to 335,965.80, 463,632.84 and 185,062.80 is: 255,386.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,965.80 : 463,632.84 = 185,062.80 : x
  2. Step 2: Convert to fraction form
    335,965.80/463,632.84 = 185,062.80/x
  3. Step 3: Cross multiply
    335,965.80x = 463,632.84 × 185,062.80
  4. Step 4: Simplify right side
    335,965.80x = 85,801,191,542.35
  5. Step 5: Solve for x
    x = 85,801,191,542.35/335,965.80
  6. Step 6: Final answer
    x = 255,386.68

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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.