Home / 741,175.32-1,111,781.43-208,692.75

Finding the Fourth Proportional to 741,175.32, 1,111,781.43 and 208,692.75

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Solution

The fourth proportional to 741,175.32, 1,111,781.43 and 208,692.75 is: 313,044.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,175.32 : 1,111,781.43 = 208,692.75 : x
  2. Step 2: Convert to fraction form
    741,175.32/1,111,781.43 = 208,692.75/x
  3. Step 3: Cross multiply
    741,175.32x = 1,111,781.43 × 208,692.75
  4. Step 4: Simplify right side
    741,175.32x = 232,020,724,025.63
  5. Step 5: Solve for x
    x = 232,020,724,025.63/741,175.32
  6. Step 6: Final answer
    x = 313,044.32

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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.