Finding the Fourth Proportional to 336,122.40, 503,740.80 and 246,957.60
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Solution
The fourth proportional to 336,122.40, 503,740.80 and 246,957.60 is: 370,111.06
Step by Step Solution
- Step 1: Write the proportion equation
336,122.40 : 503,740.80 = 246,957.60 : x - Step 2: Convert to fraction form
336,122.40/503,740.80 = 246,957.60/x - Step 3: Cross multiply
336,122.40x = 503,740.80 × 246,957.60 - Step 4: Simplify right side
336,122.40x = 124,402,618,990.08 - Step 5: Solve for x
x = 124,402,618,990.08/336,122.40 - Step 6: Final answer
x = 370,111.06
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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.