Home / 305,296.27-457,986.06-105,563.03

Finding the Fourth Proportional to 305,296.27, 457,986.06 and 105,563.03

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Solution

The fourth proportional to 305,296.27, 457,986.06 and 105,563.03 is: 158,358.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,296.27 : 457,986.06 = 105,563.03 : x
  2. Step 2: Convert to fraction form
    305,296.27/457,986.06 = 105,563.03/x
  3. Step 3: Cross multiply
    305,296.27x = 457,986.06 × 105,563.03
  4. Step 4: Simplify right side
    305,296.27x = 48,346,393,901.43
  5. Step 5: Solve for x
    x = 48,346,393,901.43/305,296.27
  6. Step 6: Final answer
    x = 158,358.94

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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.