Home / 831,946.80-1,247,920.20-733,969.20

Finding the Fourth Proportional to 831,946.80, 1,247,920.20 and 733,969.20

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Solution

The fourth proportional to 831,946.80, 1,247,920.20 and 733,969.20 is: 1,100,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,946.80 : 1,247,920.20 = 733,969.20 : x
  2. Step 2: Convert to fraction form
    831,946.80/1,247,920.20 = 733,969.20/x
  3. Step 3: Cross multiply
    831,946.80x = 1,247,920.20 × 733,969.20
  4. Step 4: Simplify right side
    831,946.80x = 915,934,990,857.84
  5. Step 5: Solve for x
    x = 915,934,990,857.84/831,946.80
  6. Step 6: Final answer
    x = 1,100,953.80

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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.