Finding the Fourth Proportional to 427,323.31, 589,887.74 and 266,257.94
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Solution
The fourth proportional to 427,323.31, 589,887.74 and 266,257.94 is: 367,549.09
Step by Step Solution
- Step 1: Write the proportion equation
427,323.31 : 589,887.74 = 266,257.94 : x - Step 2: Convert to fraction form
427,323.31/589,887.74 = 266,257.94/x - Step 3: Cross multiply
427,323.31x = 589,887.74 × 266,257.94 - Step 4: Simplify right side
427,323.31x = 157,062,293,403.82 - Step 5: Solve for x
x = 157,062,293,403.82/427,323.31 - Step 6: Final answer
x = 367,549.09
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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.