Finding the Fourth Proportional to 496,253.79, 744,385.28 and 141,267.79
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Solution
The fourth proportional to 496,253.79, 744,385.28 and 141,267.79 is: 211,902.99
Step by Step Solution
- Step 1: Write the proportion equation
496,253.79 : 744,385.28 = 141,267.79 : x - Step 2: Convert to fraction form
496,253.79/744,385.28 = 141,267.79/x - Step 3: Cross multiply
496,253.79x = 744,385.28 × 141,267.79 - Step 4: Simplify right side
496,253.79x = 105,157,663,414.13 - Step 5: Solve for x
x = 105,157,663,414.13/496,253.79 - Step 6: Final answer
x = 211,902.99
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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.