Home / 945,991.94-1,305,471.21-538,084.58

Finding the Fourth Proportional to 945,991.94, 1,305,471.21 and 538,084.58

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Solution

The fourth proportional to 945,991.94, 1,305,471.21 and 538,084.58 is: 742,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,991.94 : 1,305,471.21 = 538,084.58 : x
  2. Step 2: Convert to fraction form
    945,991.94/1,305,471.21 = 538,084.58/x
  3. Step 3: Cross multiply
    945,991.94x = 1,305,471.21 × 538,084.58
  4. Step 4: Simplify right side
    945,991.94x = 702,453,927,734.94
  5. Step 5: Solve for x
    x = 702,453,927,734.94/945,991.94
  6. Step 6: Final answer
    x = 742,558.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.