Finding the Fourth Proportional to 877,563.84, 1,316,394.99 and 246,428.45
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Solution
The fourth proportional to 877,563.84, 1,316,394.99 and 246,428.45 is: 369,656.49
Step by Step Solution
- Step 1: Write the proportion equation
877,563.84 : 1,316,394.99 = 246,428.45 : x - Step 2: Convert to fraction form
877,563.84/1,316,394.99 = 246,428.45/x - Step 3: Cross multiply
877,563.84x = 1,316,394.99 × 246,428.45 - Step 4: Simplify right side
877,563.84x = 324,397,170,391.49 - Step 5: Solve for x
x = 324,397,170,391.49/877,563.84 - Step 6: Final answer
x = 369,656.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.