Home / 409,968.36-565,759.44-228,692.16

Finding the Fourth Proportional to 409,968.36, 565,759.44 and 228,692.16

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Solution

The fourth proportional to 409,968.36, 565,759.44 and 228,692.16 is: 315,596.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,968.36 : 565,759.44 = 228,692.16 : x
  2. Step 2: Convert to fraction form
    409,968.36/565,759.44 = 228,692.16/x
  3. Step 3: Cross multiply
    409,968.36x = 565,759.44 × 228,692.16
  4. Step 4: Simplify right side
    409,968.36x = 129,384,748,373.99
  5. Step 5: Solve for x
    x = 129,384,748,373.99/409,968.36
  6. Step 6: Final answer
    x = 315,596.91

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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.