Home / 802,024.80-1,203,344.40-789,429.60

Finding the Fourth Proportional to 802,024.80, 1,203,344.40 and 789,429.60

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Solution

The fourth proportional to 802,024.80, 1,203,344.40 and 789,429.60 is: 1,184,446.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,024.80 : 1,203,344.40 = 789,429.60 : x
  2. Step 2: Convert to fraction form
    802,024.80/1,203,344.40 = 789,429.60/x
  3. Step 3: Cross multiply
    802,024.80x = 1,203,344.40 × 789,429.60
  4. Step 4: Simplify right side
    802,024.80x = 949,955,688,354.24
  5. Step 5: Solve for x
    x = 949,955,688,354.24/802,024.80
  6. Step 6: Final answer
    x = 1,184,446.78

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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.