Finding the Fourth Proportional to 277,055.99, 382,328.61 and 156,195.54
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Solution
The fourth proportional to 277,055.99, 382,328.61 and 156,195.54 is: 215,544.96
Step by Step Solution
- Step 1: Write the proportion equation
277,055.99 : 382,328.61 = 156,195.54 : x - Step 2: Convert to fraction form
277,055.99/382,328.61 = 156,195.54/x - Step 3: Cross multiply
277,055.99x = 382,328.61 × 156,195.54 - Step 4: Simplify right side
277,055.99x = 59,718,023,110.67 - Step 5: Solve for x
x = 59,718,023,110.67/277,055.99 - Step 6: Final answer
x = 215,544.96
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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.