Finding the Fourth Proportional to 798,828.48, 1,102,377.69 and 436,252.43
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Solution
The fourth proportional to 798,828.48, 1,102,377.69 and 436,252.43 is: 602,025.28
Step by Step Solution
- Step 1: Write the proportion equation
798,828.48 : 1,102,377.69 = 436,252.43 : x - Step 2: Convert to fraction form
798,828.48/1,102,377.69 = 436,252.43/x - Step 3: Cross multiply
798,828.48x = 1,102,377.69 × 436,252.43 - Step 4: Simplify right side
798,828.48x = 480,914,940,528.40 - Step 5: Solve for x
x = 480,914,940,528.40/798,828.48 - Step 6: Final answer
x = 602,025.28
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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.