Finding the Fourth Proportional to 460,101.84, 634,792.86 and 278,755.80
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Solution
The fourth proportional to 460,101.84, 634,792.86 and 278,755.80 is: 384,593.53
Step by Step Solution
- Step 1: Write the proportion equation
460,101.84 : 634,792.86 = 278,755.80 : x - Step 2: Convert to fraction form
460,101.84/634,792.86 = 278,755.80/x - Step 3: Cross multiply
460,101.84x = 634,792.86 × 278,755.80 - Step 4: Simplify right side
460,101.84x = 176,952,191,523.59 - Step 5: Solve for x
x = 176,952,191,523.59/460,101.84 - Step 6: Final answer
x = 384,593.53
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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.