Home / 1,158,744.20-1,738,116.30-317,294.60

Finding the Fourth Proportional to 1,158,744.20, 1,738,116.30 and 317,294.60

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Solution

The fourth proportional to 1,158,744.20, 1,738,116.30 and 317,294.60 is: 475,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,744.20 : 1,738,116.30 = 317,294.60 : x
  2. Step 2: Convert to fraction form
    1,158,744.20/1,738,116.30 = 317,294.60/x
  3. Step 3: Cross multiply
    1,158,744.20x = 1,738,116.30 × 317,294.60
  4. Step 4: Simplify right side
    1,158,744.20x = 551,494,916,161.98
  5. Step 5: Solve for x
    x = 551,494,916,161.98/1,158,744.20
  6. Step 6: Final answer
    x = 475,941.90

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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.