Finding the Fourth Proportional to 767,983.96, 1,151,725.62 and 363,136.12
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Solution
The fourth proportional to 767,983.96, 1,151,725.62 and 363,136.12 is: 544,585.82
Step by Step Solution
- Step 1: Write the proportion equation
767,983.96 : 1,151,725.62 = 363,136.12 : x - Step 2: Convert to fraction form
767,983.96/1,151,725.62 = 363,136.12/x - Step 3: Cross multiply
767,983.96x = 1,151,725.62 × 363,136.12 - Step 4: Simplify right side
767,983.96x = 418,233,172,951.39 - Step 5: Solve for x
x = 418,233,172,951.39/767,983.96 - Step 6: Final answer
x = 544,585.82
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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.