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Finding the Fourth Proportional to 335,970.90, 463,639.86 and 185,067.90

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Solution

The fourth proportional to 335,970.90, 463,639.86 and 185,067.90 is: 255,393.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,970.90 : 463,639.86 = 185,067.90 : x
  2. Step 2: Convert to fraction form
    335,970.90/463,639.86 = 185,067.90/x
  3. Step 3: Cross multiply
    335,970.90x = 463,639.86 × 185,067.90
  4. Step 4: Simplify right side
    335,970.90x = 85,804,855,246.49
  5. Step 5: Solve for x
    x = 85,804,855,246.49/335,970.90
  6. Step 6: Final answer
    x = 255,393.71

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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.