Finding the Fourth Proportional to 816,542.66, 1,224,841.53 and 284,068.10
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Solution
The fourth proportional to 816,542.66, 1,224,841.53 and 284,068.10 is: 426,111.73
Step by Step Solution
- Step 1: Write the proportion equation
816,542.66 : 1,224,841.53 = 284,068.10 : x - Step 2: Convert to fraction form
816,542.66/1,224,841.53 = 284,068.10/x - Step 3: Cross multiply
816,542.66x = 1,224,841.53 × 284,068.10 - Step 4: Simplify right side
816,542.66x = 347,938,401,068.99 - Step 5: Solve for x
x = 347,938,401,068.99/816,542.66 - Step 6: Final answer
x = 426,111.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.