Home / 773,284.80-1,159,927.20-274,699.20

Finding the Fourth Proportional to 773,284.80, 1,159,927.20 and 274,699.20

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Solution

The fourth proportional to 773,284.80, 1,159,927.20 and 274,699.20 is: 412,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,284.80 : 1,159,927.20 = 274,699.20 : x
  2. Step 2: Convert to fraction form
    773,284.80/1,159,927.20 = 274,699.20/x
  3. Step 3: Cross multiply
    773,284.80x = 1,159,927.20 × 274,699.20
  4. Step 4: Simplify right side
    773,284.80x = 318,631,073,898.24
  5. Step 5: Solve for x
    x = 318,631,073,898.24/773,284.80
  6. Step 6: Final answer
    x = 412,048.80

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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.