Finding the Fourth Proportional to 441,696.14, 662,677.20 and 157,349.55
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Solution
The fourth proportional to 441,696.14, 662,677.20 and 157,349.55 is: 236,071.70
Step by Step Solution
- Step 1: Write the proportion equation
441,696.14 : 662,677.20 = 157,349.55 : x - Step 2: Convert to fraction form
441,696.14/662,677.20 = 157,349.55/x - Step 3: Cross multiply
441,696.14x = 662,677.20 × 157,349.55 - Step 4: Simplify right side
441,696.14x = 104,271,959,215.26 - Step 5: Solve for x
x = 104,271,959,215.26/441,696.14 - Step 6: Final answer
x = 236,071.70
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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.