Home / 831,329.01-1,246,986-262,710.21

Finding the Fourth Proportional to 831,329.01, 1,246,986 and 262,710.21

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Solution

The fourth proportional to 831,329.01, 1,246,986 and 262,710.21 is: 394,062.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,329.01 : 1,246,986 = 262,710.21 : x
  2. Step 2: Convert to fraction form
    831,329.01/1,246,986 = 262,710.21/x
  3. Step 3: Cross multiply
    831,329.01x = 1,246,986 × 262,710.21
  4. Step 4: Simplify right side
    831,329.01x = 327,595,953,927.06
  5. Step 5: Solve for x
    x = 327,595,953,927.06/831,329.01
  6. Step 6: Final answer
    x = 394,062.94

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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.