Finding the Fourth Proportional to 452,791.40, 624,811.44 and 248,840.08
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Solution
The fourth proportional to 452,791.40, 624,811.44 and 248,840.08 is: 343,376.95
Step by Step Solution
- Step 1: Write the proportion equation
452,791.40 : 624,811.44 = 248,840.08 : x - Step 2: Convert to fraction form
452,791.40/624,811.44 = 248,840.08/x - Step 3: Cross multiply
452,791.40x = 624,811.44 × 248,840.08 - Step 4: Simplify right side
452,791.40x = 155,478,128,714.52 - Step 5: Solve for x
x = 155,478,128,714.52/452,791.40 - Step 6: Final answer
x = 343,376.95
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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.