Finding the Fourth Proportional to 706,214.04, 1,057,902.72 and 326,602.68
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Solution
The fourth proportional to 706,214.04, 1,057,902.72 and 326,602.68 is: 489,248.08
Step by Step Solution
- Step 1: Write the proportion equation
706,214.04 : 1,057,902.72 = 326,602.68 : x - Step 2: Convert to fraction form
706,214.04/1,057,902.72 = 326,602.68/x - Step 3: Cross multiply
706,214.04x = 1,057,902.72 × 326,602.68 - Step 4: Simplify right side
706,214.04x = 345,513,863,531.29 - Step 5: Solve for x
x = 345,513,863,531.29/706,214.04 - Step 6: Final answer
x = 489,248.08
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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.