Finding the Fourth Proportional to 502,802.21, 753,966.12 and 182,728.99
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Solution
The fourth proportional to 502,802.21, 753,966.12 and 182,728.99 is: 274,007.28
Step by Step Solution
- Step 1: Write the proportion equation
502,802.21 : 753,966.12 = 182,728.99 : x - Step 2: Convert to fraction form
502,802.21/753,966.12 = 182,728.99/x - Step 3: Cross multiply
502,802.21x = 753,966.12 × 182,728.99 - Step 4: Simplify right side
502,802.21x = 137,771,467,601.82 - Step 5: Solve for x
x = 137,771,467,601.82/502,802.21 - Step 6: Final answer
x = 274,007.28
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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.