Finding the Fourth Proportional to 538,283.52, 807,583.18 and 159,214.26
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Solution
The fourth proportional to 538,283.52, 807,583.18 and 159,214.26 is: 238,868.09
Step by Step Solution
- Step 1: Write the proportion equation
538,283.52 : 807,583.18 = 159,214.26 : x - Step 2: Convert to fraction form
538,283.52/807,583.18 = 159,214.26/x - Step 3: Cross multiply
538,283.52x = 807,583.18 × 159,214.26 - Step 4: Simplify right side
538,283.52x = 128,578,758,392.15 - Step 5: Solve for x
x = 128,578,758,392.15/538,283.52 - Step 6: Final answer
x = 238,868.09
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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.