Finding the Fourth Proportional to 302,109.19, 416,878.37 and 174,760.99
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Solution
The fourth proportional to 302,109.19, 416,878.37 and 174,760.99 is: 241,151.47
Step by Step Solution
- Step 1: Write the proportion equation
302,109.19 : 416,878.37 = 174,760.99 : x - Step 2: Convert to fraction form
302,109.19/416,878.37 = 174,760.99/x - Step 3: Cross multiply
302,109.19x = 416,878.37 × 174,760.99 - Step 4: Simplify right side
302,109.19x = 72,854,076,650.79 - Step 5: Solve for x
x = 72,854,076,650.79/302,109.19 - Step 6: Final answer
x = 241,151.47
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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.