Finding the Fourth Proportional to 951,174.50, 1,312,631.53 and 543,330.18
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Solution
The fourth proportional to 951,174.50, 1,312,631.53 and 543,330.18 is: 749,801.77
Step by Step Solution
- Step 1: Write the proportion equation
951,174.50 : 1,312,631.53 = 543,330.18 : x - Step 2: Convert to fraction form
951,174.50/1,312,631.53 = 543,330.18/x - Step 3: Cross multiply
951,174.50x = 1,312,631.53 × 543,330.18 - Step 4: Simplify right side
951,174.50x = 713,192,324,110.25 - Step 5: Solve for x
x = 713,192,324,110.25/951,174.50 - Step 6: Final answer
x = 749,801.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.