Finding the Fourth Proportional to 833,114.76, 1,148,838.36 and 712,654.80
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Solution
The fourth proportional to 833,114.76, 1,148,838.36 and 712,654.80 is: 982,727.96
Step by Step Solution
- Step 1: Write the proportion equation
833,114.76 : 1,148,838.36 = 712,654.80 : x - Step 2: Convert to fraction form
833,114.76/1,148,838.36 = 712,654.80/x - Step 3: Cross multiply
833,114.76x = 1,148,838.36 × 712,654.80 - Step 4: Simplify right side
833,114.76x = 818,725,171,678.13 - Step 5: Solve for x
x = 818,725,171,678.13/833,114.76 - Step 6: Final answer
x = 982,727.96
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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.