Finding the Fourth Proportional to 351,387.24, 527,179.26 and 141,172.80
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Solution
The fourth proportional to 351,387.24, 527,179.26 and 141,172.80 is: 211,798.73
Step by Step Solution
- Step 1: Write the proportion equation
351,387.24 : 527,179.26 = 141,172.80 : x - Step 2: Convert to fraction form
351,387.24/527,179.26 = 141,172.80/x - Step 3: Cross multiply
351,387.24x = 527,179.26 × 141,172.80 - Step 4: Simplify right side
351,387.24x = 74,423,372,236.13 - Step 5: Solve for x
x = 74,423,372,236.13/351,387.24 - Step 6: Final answer
x = 211,798.73
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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.