Finding the Fourth Proportional to 305,828.79, 458,743.18 and 95,484.75
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Solution
The fourth proportional to 305,828.79, 458,743.18 and 95,484.75 is: 143,227.12
Step by Step Solution
- Step 1: Write the proportion equation
305,828.79 : 458,743.18 = 95,484.75 : x - Step 2: Convert to fraction form
305,828.79/458,743.18 = 95,484.75/x - Step 3: Cross multiply
305,828.79x = 458,743.18 × 95,484.75 - Step 4: Simplify right side
305,828.79x = 43,802,977,856.51 - Step 5: Solve for x
x = 43,802,977,856.51/305,828.79 - Step 6: Final answer
x = 143,227.12
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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.