Home / 724,880.92-1,087,044.48-238,450

Finding the Fourth Proportional to 724,880.92, 1,087,044.48 and 238,450

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Solution

The fourth proportional to 724,880.92, 1,087,044.48 and 238,450 is: 357,583.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,880.92 : 1,087,044.48 = 238,450 : x
  2. Step 2: Convert to fraction form
    724,880.92/1,087,044.48 = 238,450/x
  3. Step 3: Cross multiply
    724,880.92x = 1,087,044.48 × 238,450
  4. Step 4: Simplify right side
    724,880.92x = 259,205,756,256
  5. Step 5: Solve for x
    x = 259,205,756,256/724,880.92
  6. Step 6: Final answer
    x = 357,583.91

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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.