Home / 925,660.56-1,389,042.64-413,285.93

Finding the Fourth Proportional to 925,660.56, 1,389,042.64 and 413,285.93

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Solution

The fourth proportional to 925,660.56, 1,389,042.64 and 413,285.93 is: 620,175.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,660.56 : 1,389,042.64 = 413,285.93 : x
  2. Step 2: Convert to fraction form
    925,660.56/1,389,042.64 = 413,285.93/x
  3. Step 3: Cross multiply
    925,660.56x = 1,389,042.64 × 413,285.93
  4. Step 4: Simplify right side
    925,660.56x = 574,071,782,178.83
  5. Step 5: Solve for x
    x = 574,071,782,178.83/925,660.56
  6. Step 6: Final answer
    x = 620,175.26

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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.