Finding the Fourth Proportional to 572,278.84, 789,827.01 and 342,845.98
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Solution
The fourth proportional to 572,278.84, 789,827.01 and 342,845.98 is: 473,176.70
Step by Step Solution
- Step 1: Write the proportion equation
572,278.84 : 789,827.01 = 342,845.98 : x - Step 2: Convert to fraction form
572,278.84/789,827.01 = 342,845.98/x - Step 3: Cross multiply
572,278.84x = 789,827.01 × 342,845.98 - Step 4: Simplify right side
572,278.84x = 270,789,015,273.92 - Step 5: Solve for x
x = 270,789,015,273.92/572,278.84 - Step 6: Final answer
x = 473,176.70
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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.