Finding the Fourth Proportional to 454,976.06, 627,862.79 and 251,028.79
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Solution
The fourth proportional to 454,976.06, 627,862.79 and 251,028.79 is: 346,417.43
Step by Step Solution
- Step 1: Write the proportion equation
454,976.06 : 627,862.79 = 251,028.79 : x - Step 2: Convert to fraction form
454,976.06/627,862.79 = 251,028.79/x - Step 3: Cross multiply
454,976.06x = 627,862.79 × 251,028.79 - Step 4: Simplify right side
454,976.06x = 157,611,635,517.64 - Step 5: Solve for x
x = 157,611,635,517.64/454,976.06 - Step 6: Final answer
x = 346,417.43
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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.