Finding the Fourth Proportional to 427,809.26, 590,381.16 and 236,818.55
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Solution
The fourth proportional to 427,809.26, 590,381.16 and 236,818.55 is: 326,812.02
Step by Step Solution
- Step 1: Write the proportion equation
427,809.26 : 590,381.16 = 236,818.55 : x - Step 2: Convert to fraction form
427,809.26/590,381.16 = 236,818.55/x - Step 3: Cross multiply
427,809.26x = 590,381.16 × 236,818.55 - Step 4: Simplify right side
427,809.26x = 139,813,210,846.40 - Step 5: Solve for x
x = 139,813,210,846.40/427,809.26 - Step 6: Final answer
x = 326,812.02
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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.