Finding the Fourth Proportional to 628,448.94, 942,821.06 and 207,724.82
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Solution
The fourth proportional to 628,448.94, 942,821.06 and 207,724.82 is: 311,636.02
Step by Step Solution
- Step 1: Write the proportion equation
628,448.94 : 942,821.06 = 207,724.82 : x - Step 2: Convert to fraction form
628,448.94/942,821.06 = 207,724.82/x - Step 3: Cross multiply
628,448.94x = 942,821.06 × 207,724.82 - Step 4: Simplify right side
628,448.94x = 195,847,329,227.98 - Step 5: Solve for x
x = 195,847,329,227.98/628,448.94 - Step 6: Final answer
x = 311,636.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.