Finding the Fourth Proportional to 894,778.49, 1,234,775.98 and 486,888.41
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Solution
The fourth proportional to 894,778.49, 1,234,775.98 and 486,888.41 is: 671,896.03
Step by Step Solution
- Step 1: Write the proportion equation
894,778.49 : 1,234,775.98 = 486,888.41 : x - Step 2: Convert to fraction form
894,778.49/1,234,775.98 = 486,888.41/x - Step 3: Cross multiply
894,778.49x = 1,234,775.98 × 486,888.41 - Step 4: Simplify right side
894,778.49x = 601,198,113,608.39 - Step 5: Solve for x
x = 601,198,113,608.39/894,778.49 - Step 6: Final answer
x = 671,896.03
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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.