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Finding the Fourth Proportional to 296,912.52, 445,307.22 and 104,812.92

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Solution

The fourth proportional to 296,912.52, 445,307.22 and 104,812.92 is: 157,197.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,912.52 : 445,307.22 = 104,812.92 : x
  2. Step 2: Convert to fraction form
    296,912.52/445,307.22 = 104,812.92/x
  3. Step 3: Cross multiply
    296,912.52x = 445,307.22 × 104,812.92
  4. Step 4: Simplify right side
    296,912.52x = 46,673,950,025.28
  5. Step 5: Solve for x
    x = 46,673,950,025.28/296,912.52
  6. Step 6: Final answer
    x = 157,197.65

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1.5x scale

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.