Finding the Fourth Proportional to 450,840.14, 622,151.79 and 249,631.82
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Solution
The fourth proportional to 450,840.14, 622,151.79 and 249,631.82 is: 344,487.70
Step by Step Solution
- Step 1: Write the proportion equation
450,840.14 : 622,151.79 = 249,631.82 : x - Step 2: Convert to fraction form
450,840.14/622,151.79 = 249,631.82/x - Step 3: Cross multiply
450,840.14x = 622,151.79 × 249,631.82 - Step 4: Simplify right side
450,840.14x = 155,308,883,653.96 - Step 5: Solve for x
x = 155,308,883,653.96/450,840.14 - Step 6: Final answer
x = 344,487.70
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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.