Home / 840,895.85-1,260,593.85-308,292.77

Finding the Fourth Proportional to 840,895.85, 1,260,593.85 and 308,292.77

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Solution

The fourth proportional to 840,895.85, 1,260,593.85 and 308,292.77 is: 462,164.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,895.85 : 1,260,593.85 = 308,292.77 : x
  2. Step 2: Convert to fraction form
    840,895.85/1,260,593.85 = 308,292.77/x
  3. Step 3: Cross multiply
    840,895.85x = 1,260,593.85 × 308,292.77
  4. Step 4: Simplify right side
    840,895.85x = 388,631,969,861.47
  5. Step 5: Solve for x
    x = 388,631,969,861.47/840,895.85
  6. Step 6: Final answer
    x = 462,164.21

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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.