Finding the Fourth Proportional to 325,837.40, 488,318.70 and 232,233.80
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Solution
The fourth proportional to 325,837.40, 488,318.70 and 232,233.80 is: 348,038.95
Step by Step Solution
- Step 1: Write the proportion equation
325,837.40 : 488,318.70 = 232,233.80 : x - Step 2: Convert to fraction form
325,837.40/488,318.70 = 232,233.80/x - Step 3: Cross multiply
325,837.40x = 488,318.70 × 232,233.80 - Step 4: Simplify right side
325,837.40x = 113,404,107,312.06 - Step 5: Solve for x
x = 113,404,107,312.06/325,837.40 - Step 6: Final answer
x = 348,038.95
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1.5x scale
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.