Finding the Fourth Proportional to 318,650.31, 477,864.09 and 93,951.09
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Solution
The fourth proportional to 318,650.31, 477,864.09 and 93,951.09 is: 140,893.80
Step by Step Solution
- Step 1: Write the proportion equation
318,650.31 : 477,864.09 = 93,951.09 : x - Step 2: Convert to fraction form
318,650.31/477,864.09 = 93,951.09/x - Step 3: Cross multiply
318,650.31x = 477,864.09 × 93,951.09 - Step 4: Simplify right side
318,650.31x = 44,895,852,127.36 - Step 5: Solve for x
x = 44,895,852,127.36/318,650.31 - Step 6: Final answer
x = 140,893.80
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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.