Home / 340,926.12-511,409.34-104,285.16

Finding the Fourth Proportional to 340,926.12, 511,409.34 and 104,285.16

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Solution

The fourth proportional to 340,926.12, 511,409.34 and 104,285.16 is: 156,433.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,926.12 : 511,409.34 = 104,285.16 : x
  2. Step 2: Convert to fraction form
    340,926.12/511,409.34 = 104,285.16/x
  3. Step 3: Cross multiply
    340,926.12x = 511,409.34 × 104,285.16
  4. Step 4: Simplify right side
    340,926.12x = 53,332,404,847.39
  5. Step 5: Solve for x
    x = 53,332,404,847.39/340,926.12
  6. Step 6: Final answer
    x = 156,433.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.