Finding the Fourth Proportional to 311,317.01, 466,975.86 and 86,677.94
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Solution
The fourth proportional to 311,317.01, 466,975.86 and 86,677.94 is: 130,017.00
Step by Step Solution
- Step 1: Write the proportion equation
311,317.01 : 466,975.86 = 86,677.94 : x - Step 2: Convert to fraction form
311,317.01/466,975.86 = 86,677.94/x - Step 3: Cross multiply
311,317.01x = 466,975.86 × 86,677.94 - Step 4: Simplify right side
311,317.01x = 40,476,503,239.65 - Step 5: Solve for x
x = 40,476,503,239.65/311,317.01 - Step 6: Final answer
x = 130,017.00
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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.