Finding the Fourth Proportional to 888,980.22, 1,226,792.61 and 481,081.99
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Solution
The fourth proportional to 888,980.22, 1,226,792.61 and 481,081.99 is: 663,893.10
Step by Step Solution
- Step 1: Write the proportion equation
888,980.22 : 1,226,792.61 = 481,081.99 : x - Step 2: Convert to fraction form
888,980.22/1,226,792.61 = 481,081.99/x - Step 3: Cross multiply
888,980.22x = 1,226,792.61 × 481,081.99 - Step 4: Simplify right side
888,980.22x = 590,187,830,136.09 - Step 5: Solve for x
x = 590,187,830,136.09/888,980.22 - Step 6: Final answer
x = 663,893.10
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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.