Finding the Fourth Proportional to 303,205.62, 454,854.06 and 97,971.87
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Solution
The fourth proportional to 303,205.62, 454,854.06 and 97,971.87 is: 146,972.55
Step by Step Solution
- Step 1: Write the proportion equation
303,205.62 : 454,854.06 = 97,971.87 : x - Step 2: Convert to fraction form
303,205.62/454,854.06 = 97,971.87/x - Step 3: Cross multiply
303,205.62x = 454,854.06 × 97,971.87 - Step 4: Simplify right side
303,205.62x = 44,562,902,835.29 - Step 5: Solve for x
x = 44,562,902,835.29/303,205.62 - Step 6: Final answer
x = 146,972.55
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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.