Finding the Fourth Proportional to 402,381.08, 555,334.18 and 241,324.72
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Solution
The fourth proportional to 402,381.08, 555,334.18 and 241,324.72 is: 333,057.07
Step by Step Solution
- Step 1: Write the proportion equation
402,381.08 : 555,334.18 = 241,324.72 : x - Step 2: Convert to fraction form
402,381.08/555,334.18 = 241,324.72/x - Step 3: Cross multiply
402,381.08x = 555,334.18 × 241,324.72 - Step 4: Simplify right side
402,381.08x = 134,015,865,494.93 - Step 5: Solve for x
x = 134,015,865,494.93/402,381.08 - Step 6: Final answer
x = 333,057.07
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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.