Finding the Fourth Proportional to 628,370.62, 942,701.74 and 207,620.98
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Solution
The fourth proportional to 628,370.62, 942,701.74 and 207,620.98 is: 311,479.64
Step by Step Solution
- Step 1: Write the proportion equation
628,370.62 : 942,701.74 = 207,620.98 : x - Step 2: Convert to fraction form
628,370.62/942,701.74 = 207,620.98/x - Step 3: Cross multiply
628,370.62x = 942,701.74 × 207,620.98 - Step 4: Simplify right side
628,370.62x = 195,724,656,230.70 - Step 5: Solve for x
x = 195,724,656,230.70/628,370.62 - Step 6: Final answer
x = 311,479.64
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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.