Home / 830,849.34-1,246,563.99-262,318.44

Finding the Fourth Proportional to 830,849.34, 1,246,563.99 and 262,318.44

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Solution

The fourth proportional to 830,849.34, 1,246,563.99 and 262,318.44 is: 393,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,849.34 : 1,246,563.99 = 262,318.44 : x
  2. Step 2: Convert to fraction form
    830,849.34/1,246,563.99 = 262,318.44/x
  3. Step 3: Cross multiply
    830,849.34x = 1,246,563.99 × 262,318.44
  4. Step 4: Simplify right side
    830,849.34x = 326,996,721,216.98
  5. Step 5: Solve for x
    x = 326,996,721,216.98/830,849.34
  6. Step 6: Final answer
    x = 393,569.21

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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.