Finding the Fourth Proportional to 377,167.68, 520,737.12 and 234,137.88
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Solution
The fourth proportional to 377,167.68, 520,737.12 and 234,137.88 is: 323,262.81
Step by Step Solution
- Step 1: Write the proportion equation
377,167.68 : 520,737.12 = 234,137.88 : x - Step 2: Convert to fraction form
377,167.68/520,737.12 = 234,137.88/x - Step 3: Cross multiply
377,167.68x = 520,737.12 × 234,137.88 - Step 4: Simplify right side
377,167.68x = 121,924,285,314.11 - Step 5: Solve for x
x = 121,924,285,314.11/377,167.68 - Step 6: Final answer
x = 323,262.81
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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.