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Finding the Fourth Proportional to 492,091.45, 736,824.97 and 492,091.45

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Solution

The fourth proportional to 492,091.45, 736,824.97 and 492,091.45 is: 736,824.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,091.45 : 736,824.97 = 492,091.45 : x
  2. Step 2: Convert to fraction form
    492,091.45/736,824.97 = 492,091.45/x
  3. Step 3: Cross multiply
    492,091.45x = 736,824.97 × 492,091.45
  4. Step 4: Simplify right side
    492,091.45x = 362,585,267,883.51
  5. Step 5: Solve for x
    x = 362,585,267,883.51/492,091.45
  6. Step 6: Final answer
    x = 736,824.97

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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.