Finding the Fourth Proportional to 698,906.22, 1,048,186.09 and 299,501.70
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Solution
The fourth proportional to 698,906.22, 1,048,186.09 and 299,501.70 is: 449,178.31
Step by Step Solution
- Step 1: Write the proportion equation
698,906.22 : 1,048,186.09 = 299,501.70 : x - Step 2: Convert to fraction form
698,906.22/1,048,186.09 = 299,501.70/x - Step 3: Cross multiply
698,906.22x = 1,048,186.09 × 299,501.70 - Step 4: Simplify right side
698,906.22x = 313,933,515,871.35 - Step 5: Solve for x
x = 313,933,515,871.35/698,906.22 - Step 6: Final answer
x = 449,178.31
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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.