Finding the Fourth Proportional to 839,577.08, 1,259,490.15 and 270,771.18
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Solution
The fourth proportional to 839,577.08, 1,259,490.15 and 270,771.18 is: 406,196.93
Step by Step Solution
- Step 1: Write the proportion equation
839,577.08 : 1,259,490.15 = 270,771.18 : x - Step 2: Convert to fraction form
839,577.08/1,259,490.15 = 270,771.18/x - Step 3: Cross multiply
839,577.08x = 1,259,490.15 × 270,771.18 - Step 4: Simplify right side
839,577.08x = 341,033,634,113.88 - Step 5: Solve for x
x = 341,033,634,113.88/839,577.08 - Step 6: Final answer
x = 406,196.93
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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.