Finding the Fourth Proportional to 660,207.60, 989,436.60 and 584,974.80
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Solution
The fourth proportional to 660,207.60, 989,436.60 and 584,974.80 is: 876,687.09
Step by Step Solution
- Step 1: Write the proportion equation
660,207.60 : 989,436.60 = 584,974.80 : x - Step 2: Convert to fraction form
660,207.60/989,436.60 = 584,974.80/x - Step 3: Cross multiply
660,207.60x = 989,436.60 × 584,974.80 - Step 4: Simplify right side
660,207.60x = 578,795,477,197.68 - Step 5: Solve for x
x = 578,795,477,197.68/660,207.60 - Step 6: Final answer
x = 876,687.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.