Finding the Fourth Proportional to 427,598.17, 590,148.06 and 246,274.81
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Solution
The fourth proportional to 427,598.17, 590,148.06 and 246,274.81 is: 339,895.28
Step by Step Solution
- Step 1: Write the proportion equation
427,598.17 : 590,148.06 = 246,274.81 : x - Step 2: Convert to fraction form
427,598.17/590,148.06 = 246,274.81/x - Step 3: Cross multiply
427,598.17x = 590,148.06 × 246,274.81 - Step 4: Simplify right side
427,598.17x = 145,338,601,348.37 - Step 5: Solve for x
x = 145,338,601,348.37/427,598.17 - Step 6: Final answer
x = 339,895.28
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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.