Finding the Fourth Proportional to 427,974.13, 590,597.03 and 236,983.42
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Solution
The fourth proportional to 427,974.13, 590,597.03 and 236,983.42 is: 327,033.09
Step by Step Solution
- Step 1: Write the proportion equation
427,974.13 : 590,597.03 = 236,983.42 : x - Step 2: Convert to fraction form
427,974.13/590,597.03 = 236,983.42/x - Step 3: Cross multiply
427,974.13x = 590,597.03 × 236,983.42 - Step 4: Simplify right side
427,974.13x = 139,961,704,011.24 - Step 5: Solve for x
x = 139,961,704,011.24/427,974.13 - Step 6: Final answer
x = 327,033.09
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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.