Finding the Fourth Proportional to 335,229.84, 502,512.62 and 157,418.55
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Solution
The fourth proportional to 335,229.84, 502,512.62 and 157,418.55 is: 235,971.86
Step by Step Solution
- Step 1: Write the proportion equation
335,229.84 : 502,512.62 = 157,418.55 : x - Step 2: Convert to fraction form
335,229.84/502,512.62 = 157,418.55/x - Step 3: Cross multiply
335,229.84x = 502,512.62 × 157,418.55 - Step 4: Simplify right side
335,229.84x = 79,104,807,210.01 - Step 5: Solve for x
x = 79,104,807,210.01/335,229.84 - Step 6: Final answer
x = 235,971.86
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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.