Finding the Fourth Proportional to 657,341.47, 986,140.01 and 252,504.08
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Solution
The fourth proportional to 657,341.47, 986,140.01 and 252,504.08 is: 378,805.21
Step by Step Solution
- Step 1: Write the proportion equation
657,341.47 : 986,140.01 = 252,504.08 : x - Step 2: Convert to fraction form
657,341.47/986,140.01 = 252,504.08/x - Step 3: Cross multiply
657,341.47x = 986,140.01 × 252,504.08 - Step 4: Simplify right side
657,341.47x = 249,004,375,976.24 - Step 5: Solve for x
x = 249,004,375,976.24/657,341.47 - Step 6: Final answer
x = 378,805.21
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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.