Finding the Fourth Proportional to 431,268.26, 595,154.27 and 237,683.05
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Solution
The fourth proportional to 431,268.26, 595,154.27 and 237,683.05 is: 328,004.85
Step by Step Solution
- Step 1: Write the proportion equation
431,268.26 : 595,154.27 = 237,683.05 : x - Step 2: Convert to fraction form
431,268.26/595,154.27 = 237,683.05/x - Step 3: Cross multiply
431,268.26x = 595,154.27 × 237,683.05 - Step 4: Simplify right side
431,268.26x = 141,458,081,220.45 - Step 5: Solve for x
x = 141,458,081,220.45/431,268.26 - Step 6: Final answer
x = 328,004.85
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1.5x scale
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.