Finding the Fourth Proportional to 338,874.84, 467,655.93 and 185,919.57
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Solution
The fourth proportional to 338,874.84, 467,655.93 and 185,919.57 is: 256,573.75
Step by Step Solution
- Step 1: Write the proportion equation
338,874.84 : 467,655.93 = 185,919.57 : x - Step 2: Convert to fraction form
338,874.84/467,655.93 = 185,919.57/x - Step 3: Cross multiply
338,874.84x = 467,655.93 × 185,919.57 - Step 4: Simplify right side
338,874.84x = 86,946,389,413.55 - Step 5: Solve for x
x = 86,946,389,413.55/338,874.84 - Step 6: Final answer
x = 256,573.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.