Finding the Fourth Proportional to 894,482.62, 1,234,350.39 and 486,584.98
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Solution
The fourth proportional to 894,482.62, 1,234,350.39 and 486,584.98 is: 671,467.89
Step by Step Solution
- Step 1: Write the proportion equation
894,482.62 : 1,234,350.39 = 486,584.98 : x - Step 2: Convert to fraction form
894,482.62/1,234,350.39 = 486,584.98/x - Step 3: Cross multiply
894,482.62x = 1,234,350.39 × 486,584.98 - Step 4: Simplify right side
894,482.62x = 600,616,359,831.14 - Step 5: Solve for x
x = 600,616,359,831.14/894,482.62 - Step 6: Final answer
x = 671,467.89
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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.