Finding the Fourth Proportional to 450,873.29, 676,413.62 and 135,336.17
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Solution
The fourth proportional to 450,873.29, 676,413.62 and 135,336.17 is: 203,035.38
Step by Step Solution
- Step 1: Write the proportion equation
450,873.29 : 676,413.62 = 135,336.17 : x - Step 2: Convert to fraction form
450,873.29/676,413.62 = 135,336.17/x - Step 3: Cross multiply
450,873.29x = 676,413.62 × 135,336.17 - Step 4: Simplify right side
450,873.29x = 91,543,228,666.64 - Step 5: Solve for x
x = 91,543,228,666.64/450,873.29 - Step 6: Final answer
x = 203,035.38
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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.