Finding the Fourth Proportional to 564,699.80, 847,380.18 and 209,958.68
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Solution
The fourth proportional to 564,699.80, 847,380.18 and 209,958.68 is: 315,060.89
Step by Step Solution
- Step 1: Write the proportion equation
564,699.80 : 847,380.18 = 209,958.68 : x - Step 2: Convert to fraction form
564,699.80/847,380.18 = 209,958.68/x - Step 3: Cross multiply
564,699.80x = 847,380.18 × 209,958.68 - Step 4: Simplify right side
564,699.80x = 177,914,824,050.96 - Step 5: Solve for x
x = 177,914,824,050.96/564,699.80 - Step 6: Final answer
x = 315,060.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.