Finding the Fourth Proportional to 422,119.68, 633,362.56 and 232,348.16
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Solution
The fourth proportional to 422,119.68, 633,362.56 and 232,348.16 is: 348,622.99
Step by Step Solution
- Step 1: Write the proportion equation
422,119.68 : 633,362.56 = 232,348.16 : x - Step 2: Convert to fraction form
422,119.68/633,362.56 = 232,348.16/x - Step 3: Cross multiply
422,119.68x = 633,362.56 × 232,348.16 - Step 4: Simplify right side
422,119.68x = 147,160,625,428.89 - Step 5: Solve for x
x = 147,160,625,428.89/422,119.68 - Step 6: Final answer
x = 348,622.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.