Home / 1,014,347.82-1,521,724.65-331,280

Finding the Fourth Proportional to 1,014,347.82, 1,521,724.65 and 331,280

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Solution

The fourth proportional to 1,014,347.82, 1,521,724.65 and 331,280 is: 496,986.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,347.82 : 1,521,724.65 = 331,280 : x
  2. Step 2: Convert to fraction form
    1,014,347.82/1,521,724.65 = 331,280/x
  3. Step 3: Cross multiply
    1,014,347.82x = 1,521,724.65 × 331,280
  4. Step 4: Simplify right side
    1,014,347.82x = 504,116,942,052.00
  5. Step 5: Solve for x
    x = 504,116,942,052.00/1,014,347.82
  6. Step 6: Final answer
    x = 496,986.27

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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.