Finding the Fourth Proportional to 545,193.96, 752,359.62 and 303,476.19
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Solution
The fourth proportional to 545,193.96, 752,359.62 and 303,476.19 is: 418,792.66
Step by Step Solution
- Step 1: Write the proportion equation
545,193.96 : 752,359.62 = 303,476.19 : x - Step 2: Convert to fraction form
545,193.96/752,359.62 = 303,476.19/x - Step 3: Cross multiply
545,193.96x = 752,359.62 × 303,476.19 - Step 4: Simplify right side
545,193.96x = 228,323,230,987.45 - Step 5: Solve for x
x = 228,323,230,987.45/545,193.96 - Step 6: Final answer
x = 418,792.66
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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.