Home / 673,990.09-1,010,704.06-274,359.58

Finding the Fourth Proportional to 673,990.09, 1,010,704.06 and 274,359.58

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Solution

The fourth proportional to 673,990.09, 1,010,704.06 and 274,359.58 is: 411,424.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,990.09 : 1,010,704.06 = 274,359.58 : x
  2. Step 2: Convert to fraction form
    673,990.09/1,010,704.06 = 274,359.58/x
  3. Step 3: Cross multiply
    673,990.09x = 1,010,704.06 × 274,359.58
  4. Step 4: Simplify right side
    673,990.09x = 277,296,341,405.90
  5. Step 5: Solve for x
    x = 277,296,341,405.90/673,990.09
  6. Step 6: Final answer
    x = 411,424.95

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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.