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Finding the Fourth Proportional to 335,288.80, 462,665.42 and 190,065.93

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Solution

The fourth proportional to 335,288.80, 462,665.42 and 190,065.93 is: 262,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,288.80 : 462,665.42 = 190,065.93 : x
  2. Step 2: Convert to fraction form
    335,288.80/462,665.42 = 190,065.93/x
  3. Step 3: Cross multiply
    335,288.80x = 462,665.42 × 190,065.93
  4. Step 4: Simplify right side
    335,288.80x = 87,936,931,358.56
  5. Step 5: Solve for x
    x = 87,936,931,358.56/335,288.80
  6. Step 6: Final answer
    x = 262,272.20

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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.