Finding the Fourth Proportional to 634,372.44, 875,459.25 and 347,902.98
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Solution
The fourth proportional to 634,372.44, 875,459.25 and 347,902.98 is: 480,119.98
Step by Step Solution
- Step 1: Write the proportion equation
634,372.44 : 875,459.25 = 347,902.98 : x - Step 2: Convert to fraction form
634,372.44/875,459.25 = 347,902.98/x - Step 3: Cross multiply
634,372.44x = 875,459.25 × 347,902.98 - Step 4: Simplify right side
634,372.44x = 304,574,881,943.57 - Step 5: Solve for x
x = 304,574,881,943.57/634,372.44 - Step 6: Final answer
x = 480,119.98
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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.