Finding the Fourth Proportional to 368,378.26, 508,356.93 and 207,233.26
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Solution
The fourth proportional to 368,378.26, 508,356.93 and 207,233.26 is: 285,979.05
Step by Step Solution
- Step 1: Write the proportion equation
368,378.26 : 508,356.93 = 207,233.26 : x - Step 2: Convert to fraction form
368,378.26/508,356.93 = 207,233.26/x - Step 3: Cross multiply
368,378.26x = 508,356.93 × 207,233.26 - Step 4: Simplify right side
368,378.26x = 105,348,463,847.49 - Step 5: Solve for x
x = 105,348,463,847.49/368,378.26 - Step 6: Final answer
x = 285,979.05
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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.