Finding the Fourth Proportional to 381,754.98, 572,631.84 and 97,445.49
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Solution
The fourth proportional to 381,754.98, 572,631.84 and 97,445.49 is: 146,168.07
Step by Step Solution
- Step 1: Write the proportion equation
381,754.98 : 572,631.84 = 97,445.49 : x - Step 2: Convert to fraction form
381,754.98/572,631.84 = 97,445.49/x - Step 3: Cross multiply
381,754.98x = 572,631.84 × 97,445.49 - Step 4: Simplify right side
381,754.98x = 55,800,390,238.40 - Step 5: Solve for x
x = 55,800,390,238.40/381,754.98 - Step 6: Final answer
x = 146,168.07
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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.