Finding the Fourth Proportional to 616,181.92, 924,382.08 and 279,208.96
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Solution
The fourth proportional to 616,181.92, 924,382.08 and 279,208.96 is: 418,862.92
Step by Step Solution
- Step 1: Write the proportion equation
616,181.92 : 924,382.08 = 279,208.96 : x - Step 2: Convert to fraction form
616,181.92/924,382.08 = 279,208.96/x - Step 3: Cross multiply
616,181.92x = 924,382.08 × 279,208.96 - Step 4: Simplify right side
616,181.92x = 258,095,759,199.44 - Step 5: Solve for x
x = 258,095,759,199.44/616,181.92 - Step 6: Final answer
x = 418,862.92
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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.