Finding the Fourth Proportional to 381,884.15, 572,826.14 and 97,575.23
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Solution
The fourth proportional to 381,884.15, 572,826.14 and 97,575.23 is: 146,362.82
Step by Step Solution
- Step 1: Write the proportion equation
381,884.15 : 572,826.14 = 97,575.23 : x - Step 2: Convert to fraction form
381,884.15/572,826.14 = 97,575.23/x - Step 3: Cross multiply
381,884.15x = 572,826.14 × 97,575.23 - Step 4: Simplify right side
381,884.15x = 55,893,642,360.51 - Step 5: Solve for x
x = 55,893,642,360.51/381,884.15 - Step 6: Final answer
x = 146,362.82
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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.