Finding the Fourth Proportional to 536,891.97, 805,921.50 and 217,263.90
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Solution
The fourth proportional to 536,891.97, 805,921.50 and 217,263.90 is: 326,131.99
Step by Step Solution
- Step 1: Write the proportion equation
536,891.97 : 805,921.50 = 217,263.90 : x - Step 2: Convert to fraction form
536,891.97/805,921.50 = 217,263.90/x - Step 3: Cross multiply
536,891.97x = 805,921.50 × 217,263.90 - Step 4: Simplify right side
536,891.97x = 175,097,648,183.85 - Step 5: Solve for x
x = 175,097,648,183.85/536,891.97 - Step 6: Final answer
x = 326,131.99
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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.