Finding the Fourth Proportional to 406,774.98, 609,202.62 and 206,598.96
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Solution
The fourth proportional to 406,774.98, 609,202.62 and 206,598.96 is: 309,410.94
Step by Step Solution
- Step 1: Write the proportion equation
406,774.98 : 609,202.62 = 206,598.96 : x - Step 2: Convert to fraction form
406,774.98/609,202.62 = 206,598.96/x - Step 3: Cross multiply
406,774.98x = 609,202.62 × 206,598.96 - Step 4: Simplify right side
406,774.98x = 125,860,627,721.28 - Step 5: Solve for x
x = 125,860,627,721.28/406,774.98 - Step 6: Final answer
x = 309,410.94
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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.