Finding the Fourth Proportional to 711,858.64, 982,823.39 and 635,245.99
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Solution
The fourth proportional to 711,858.64, 982,823.39 and 635,245.99 is: 877,048.59
Step by Step Solution
- Step 1: Write the proportion equation
711,858.64 : 982,823.39 = 635,245.99 : x - Step 2: Convert to fraction form
711,858.64/982,823.39 = 635,245.99/x - Step 3: Cross multiply
711,858.64x = 982,823.39 × 635,245.99 - Step 4: Simplify right side
711,858.64x = 624,334,616,506.76 - Step 5: Solve for x
x = 624,334,616,506.76/711,858.64 - Step 6: Final answer
x = 877,048.59
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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.