Finding the Fourth Proportional to 496,423.70, 744,672.99 and 154,824.02
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Solution
The fourth proportional to 496,423.70, 744,672.99 and 154,824.02 is: 232,247.71
Step by Step Solution
- Step 1: Write the proportion equation
496,423.70 : 744,672.99 = 154,824.02 : x - Step 2: Convert to fraction form
496,423.70/744,672.99 = 154,824.02/x - Step 3: Cross multiply
496,423.70x = 744,672.99 × 154,824.02 - Step 4: Simplify right side
496,423.70x = 115,293,265,897.22 - Step 5: Solve for x
x = 115,293,265,897.22/496,423.70 - Step 6: Final answer
x = 232,247.71
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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.