Home / 428,006.52-590,633.31-246,726.09

Finding the Fourth Proportional to 428,006.52, 590,633.31 and 246,726.09

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Solution

The fourth proportional to 428,006.52, 590,633.31 and 246,726.09 is: 340,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,006.52 : 590,633.31 = 246,726.09 : x
  2. Step 2: Convert to fraction form
    428,006.52/590,633.31 = 246,726.09/x
  3. Step 3: Cross multiply
    428,006.52x = 590,633.31 × 246,726.09
  4. Step 4: Simplify right side
    428,006.52x = 145,724,647,200.06
  5. Step 5: Solve for x
    x = 145,724,647,200.06/428,006.52
  6. Step 6: Final answer
    x = 340,472.96

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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.