Home / 1,496,792.25-2,245,156.56-485,912.76

Finding the Fourth Proportional to 1,496,792.25, 2,245,156.56 and 485,912.76

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Solution

The fourth proportional to 1,496,792.25, 2,245,156.56 and 485,912.76 is: 728,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,792.25 : 2,245,156.56 = 485,912.76 : x
  2. Step 2: Convert to fraction form
    1,496,792.25/2,245,156.56 = 485,912.76/x
  3. Step 3: Cross multiply
    1,496,792.25x = 2,245,156.56 × 485,912.76
  4. Step 4: Simplify right side
    1,496,792.25x = 1,090,950,220,701.71
  5. Step 5: Solve for x
    x = 1,090,950,220,701.71/1,496,792.25
  6. Step 6: Final answer
    x = 728,858.81

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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.