Home / 847,262.68-1,270,506.46-505,861.08

Finding the Fourth Proportional to 847,262.68, 1,270,506.46 and 505,861.08

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Solution

The fourth proportional to 847,262.68, 1,270,506.46 and 505,861.08 is: 758,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,262.68 : 1,270,506.46 = 505,861.08 : x
  2. Step 2: Convert to fraction form
    847,262.68/1,270,506.46 = 505,861.08/x
  3. Step 3: Cross multiply
    847,262.68x = 1,270,506.46 × 505,861.08
  4. Step 4: Simplify right side
    847,262.68x = 642,699,770,002.58
  5. Step 5: Solve for x
    x = 642,699,770,002.58/847,262.68
  6. Step 6: Final answer
    x = 758,560.23

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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.