Finding the Fourth Proportional to 673,167.94, 928,907.11 and 371,342.50
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Solution
The fourth proportional to 673,167.94, 928,907.11 and 371,342.50 is: 512,416.99
Step by Step Solution
- Step 1: Write the proportion equation
673,167.94 : 928,907.11 = 371,342.50 : x - Step 2: Convert to fraction form
673,167.94/928,907.11 = 371,342.50/x - Step 3: Cross multiply
673,167.94x = 928,907.11 × 371,342.50 - Step 4: Simplify right side
673,167.94x = 344,942,688,495.18 - Step 5: Solve for x
x = 344,942,688,495.18/673,167.94 - Step 6: Final answer
x = 512,416.99
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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.