Home / 1,362,018.49-2,042,318.45-508,388.25

Finding the Fourth Proportional to 1,362,018.49, 2,042,318.45 and 508,388.25

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Solution

The fourth proportional to 1,362,018.49, 2,042,318.45 and 508,388.25 is: 762,317.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,018.49 : 2,042,318.45 = 508,388.25 : x
  2. Step 2: Convert to fraction form
    1,362,018.49/2,042,318.45 = 508,388.25/x
  3. Step 3: Cross multiply
    1,362,018.49x = 2,042,318.45 × 508,388.25
  4. Step 4: Simplify right side
    1,362,018.49x = 1,038,290,689,984.68
  5. Step 5: Solve for x
    x = 1,038,290,689,984.68/1,362,018.49
  6. Step 6: Final answer
    x = 762,317.62

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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.