Finding the Fourth Proportional to 452,897.64, 624,991.74 and 248,944.18
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Solution
The fourth proportional to 452,897.64, 624,991.74 and 248,944.18 is: 343,539.12
Step by Step Solution
- Step 1: Write the proportion equation
452,897.64 : 624,991.74 = 248,944.18 : x - Step 2: Convert to fraction form
452,897.64/624,991.74 = 248,944.18/x - Step 3: Cross multiply
452,897.64x = 624,991.74 × 248,944.18 - Step 4: Simplify right side
452,897.64x = 155,588,056,221.07 - Step 5: Solve for x
x = 155,588,056,221.07/452,897.64 - Step 6: Final answer
x = 343,539.12
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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.