Finding the Fourth Proportional to 778,528.68, 1,168,317 and 273,094.44
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Solution
The fourth proportional to 778,528.68, 1,168,317 and 273,094.44 is: 409,825.46
Step by Step Solution
- Step 1: Write the proportion equation
778,528.68 : 1,168,317 = 273,094.44 : x - Step 2: Convert to fraction form
778,528.68/1,168,317 = 273,094.44/x - Step 3: Cross multiply
778,528.68x = 1,168,317 × 273,094.44 - Step 4: Simplify right side
778,528.68x = 319,060,876,857.48 - Step 5: Solve for x
x = 319,060,876,857.48/778,528.68 - Step 6: Final answer
x = 409,825.46
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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.