Home / 767,025.72-1,058,558.49-422,893.17

Finding the Fourth Proportional to 767,025.72, 1,058,558.49 and 422,893.17

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Solution

The fourth proportional to 767,025.72, 1,058,558.49 and 422,893.17 is: 583,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,025.72 : 1,058,558.49 = 422,893.17 : x
  2. Step 2: Convert to fraction form
    767,025.72/1,058,558.49 = 422,893.17/x
  3. Step 3: Cross multiply
    767,025.72x = 1,058,558.49 × 422,893.17
  4. Step 4: Simplify right side
    767,025.72x = 447,657,155,466.51
  5. Step 5: Solve for x
    x = 447,657,155,466.51/767,025.72
  6. Step 6: Final answer
    x = 583,627.31

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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.