Finding the Fourth Proportional to 774,518.40, 1,160,787.98 and 624,829.19
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Solution
The fourth proportional to 774,518.40, 1,160,787.98 and 624,829.19 is: 936,445.42
Step by Step Solution
- Step 1: Write the proportion equation
774,518.40 : 1,160,787.98 = 624,829.19 : x - Step 2: Convert to fraction form
774,518.40/1,160,787.98 = 624,829.19/x - Step 3: Cross multiply
774,518.40x = 1,160,787.98 × 624,829.19 - Step 4: Simplify right side
774,518.40x = 725,294,209,063.27 - Step 5: Solve for x
x = 725,294,209,063.27/774,518.40 - Step 6: Final answer
x = 936,445.42
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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.