Finding the Fourth Proportional to 307,495.84, 461,376.96 and 165,175.05
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Solution
The fourth proportional to 307,495.84, 461,376.96 and 165,175.05 is: 247,834.12
Step by Step Solution
- Step 1: Write the proportion equation
307,495.84 : 461,376.96 = 165,175.05 : x - Step 2: Convert to fraction form
307,495.84/461,376.96 = 165,175.05/x - Step 3: Cross multiply
307,495.84x = 461,376.96 × 165,175.05 - Step 4: Simplify right side
307,495.84x = 76,207,960,087.28 - Step 5: Solve for x
x = 76,207,960,087.28/307,495.84 - Step 6: Final answer
x = 247,834.12
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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.