Finding the Fourth Proportional to 847,064.89, 1,168,968.41 and 465,093.19
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Solution
The fourth proportional to 847,064.89, 1,168,968.41 and 465,093.19 is: 641,838.96
Step by Step Solution
- Step 1: Write the proportion equation
847,064.89 : 1,168,968.41 = 465,093.19 : x - Step 2: Convert to fraction form
847,064.89/1,168,968.41 = 465,093.19/x - Step 3: Cross multiply
847,064.89x = 1,168,968.41 × 465,093.19 - Step 4: Simplify right side
847,064.89x = 543,679,246,816.13 - Step 5: Solve for x
x = 543,679,246,816.13/847,064.89 - Step 6: Final answer
x = 641,838.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.