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Finding the Fourth Proportional to 335,791.98, 463,490.64 and 268,279.02

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Solution

The fourth proportional to 335,791.98, 463,490.64 and 268,279.02 is: 370,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,791.98 : 463,490.64 = 268,279.02 : x
  2. Step 2: Convert to fraction form
    335,791.98/463,490.64 = 268,279.02/x
  3. Step 3: Cross multiply
    335,791.98x = 463,490.64 × 268,279.02
  4. Step 4: Simplify right side
    335,791.98x = 124,344,814,678.37
  5. Step 5: Solve for x
    x = 124,344,814,678.37/335,791.98
  6. Step 6: Final answer
    x = 370,303.11

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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.