Finding the Fourth Proportional to 506,375.80, 698,884.53 and 291,640.19
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Solution
The fourth proportional to 506,375.80, 698,884.53 and 291,640.19 is: 402,512.95
Step by Step Solution
- Step 1: Write the proportion equation
506,375.80 : 698,884.53 = 291,640.19 : x - Step 2: Convert to fraction form
506,375.80/698,884.53 = 291,640.19/x - Step 3: Cross multiply
506,375.80x = 698,884.53 × 291,640.19 - Step 4: Simplify right side
506,375.80x = 203,822,813,622.84 - Step 5: Solve for x
x = 203,822,813,622.84/506,375.80 - Step 6: Final answer
x = 402,512.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.