Finding the Fourth Proportional to 397,583.60, 596,202.60 and 117,042.80
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Solution
The fourth proportional to 397,583.60, 596,202.60 and 117,042.80 is: 175,513.33
Step by Step Solution
- Step 1: Write the proportion equation
397,583.60 : 596,202.60 = 117,042.80 : x - Step 2: Convert to fraction form
397,583.60/596,202.60 = 117,042.80/x - Step 3: Cross multiply
397,583.60x = 596,202.60 × 117,042.80 - Step 4: Simplify right side
397,583.60x = 69,781,221,671.28 - Step 5: Solve for x
x = 69,781,221,671.28/397,583.60 - Step 6: Final answer
x = 175,513.33
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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.