Finding the Fourth Proportional to 519,197.76, 716,502.24 and 304,492.68
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Solution
The fourth proportional to 519,197.76, 716,502.24 and 304,492.68 is: 420,205.37
Step by Step Solution
- Step 1: Write the proportion equation
519,197.76 : 716,502.24 = 304,492.68 : x - Step 2: Convert to fraction form
519,197.76/716,502.24 = 304,492.68/x - Step 3: Cross multiply
519,197.76x = 716,502.24 × 304,492.68 - Step 4: Simplify right side
519,197.76x = 218,169,687,283.60 - Step 5: Solve for x
x = 218,169,687,283.60/519,197.76 - Step 6: Final answer
x = 420,205.37
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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.