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Finding the Fourth Proportional to 307,492.00, 424,208.17 and 192,692.52

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Solution

The fourth proportional to 307,492.00, 424,208.17 and 192,692.52 is: 265,833.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,492.00 : 424,208.17 = 192,692.52 : x
  2. Step 2: Convert to fraction form
    307,492.00/424,208.17 = 192,692.52/x
  3. Step 3: Cross multiply
    307,492.00x = 424,208.17 × 192,692.52
  4. Step 4: Simplify right side
    307,492.00x = 81,741,741,522.75
  5. Step 5: Solve for x
    x = 81,741,741,522.75/307,492.00
  6. Step 6: Final answer
    x = 265,833.72

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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.