Finding the Fourth Proportional to 381,750.52, 572,604.72 and 157,054.09
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Solution
The fourth proportional to 381,750.52, 572,604.72 and 157,054.09 is: 235,572.47
Step by Step Solution
- Step 1: Write the proportion equation
381,750.52 : 572,604.72 = 157,054.09 : x - Step 2: Convert to fraction form
381,750.52/572,604.72 = 157,054.09/x - Step 3: Cross multiply
381,750.52x = 572,604.72 × 157,054.09 - Step 4: Simplify right side
381,750.52x = 89,929,913,229.30 - Step 5: Solve for x
x = 89,929,913,229.30/381,750.52 - Step 6: Final answer
x = 235,572.47
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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.