Finding the Fourth Proportional to 230,447.08, 346,915.57 and 207,273.94
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Solution
The fourth proportional to 230,447.08, 346,915.57 and 207,273.94 is: 312,030.67
Step by Step Solution
- Step 1: Write the proportion equation
230,447.08 : 346,915.57 = 207,273.94 : x - Step 2: Convert to fraction form
230,447.08/346,915.57 = 207,273.94/x - Step 3: Cross multiply
230,447.08x = 346,915.57 × 207,273.94 - Step 4: Simplify right side
230,447.08x = 71,906,557,041.25 - Step 5: Solve for x
x = 71,906,557,041.25/230,447.08 - Step 6: Final answer
x = 312,030.67
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.