Home / 698,624.27-1,047,936.41-225,309.63

Finding the Fourth Proportional to 698,624.27, 1,047,936.41 and 225,309.63

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Solution

The fourth proportional to 698,624.27, 1,047,936.41 and 225,309.63 is: 337,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,624.27 : 1,047,936.41 = 225,309.63 : x
  2. Step 2: Convert to fraction form
    698,624.27/1,047,936.41 = 225,309.63/x
  3. Step 3: Cross multiply
    698,624.27x = 1,047,936.41 × 225,309.63
  4. Step 4: Simplify right side
    698,624.27x = 236,110,159,744.32
  5. Step 5: Solve for x
    x = 236,110,159,744.32/698,624.27
  6. Step 6: Final answer
    x = 337,964.44

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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.