Finding the Fourth Proportional to 907,823.18, 1,361,914.19 and 268,138.04
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Solution
The fourth proportional to 907,823.18, 1,361,914.19 and 268,138.04 is: 402,260.05
Step by Step Solution
- Step 1: Write the proportion equation
907,823.18 : 1,361,914.19 = 268,138.04 : x - Step 2: Convert to fraction form
907,823.18/1,361,914.19 = 268,138.04/x - Step 3: Cross multiply
907,823.18x = 1,361,914.19 × 268,138.04 - Step 4: Simplify right side
907,823.18x = 365,180,993,404.53 - Step 5: Solve for x
x = 365,180,993,404.53/907,823.18 - Step 6: Final answer
x = 402,260.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.