Finding the Fourth Proportional to 470,799.49, 649,493.49 and 313,678.12
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Solution
The fourth proportional to 470,799.49, 649,493.49 and 313,678.12 is: 432,736.02
Step by Step Solution
- Step 1: Write the proportion equation
470,799.49 : 649,493.49 = 313,678.12 : x - Step 2: Convert to fraction form
470,799.49/649,493.49 = 313,678.12/x - Step 3: Cross multiply
470,799.49x = 649,493.49 × 313,678.12 - Step 4: Simplify right side
470,799.49x = 203,731,896,895.44 - Step 5: Solve for x
x = 203,731,896,895.44/470,799.49 - Step 6: Final answer
x = 432,736.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.