Finding the Fourth Proportional to 305,827.79, 458,741.68 and 95,483.75
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Solution
The fourth proportional to 305,827.79, 458,741.68 and 95,483.75 is: 143,225.62
Step by Step Solution
- Step 1: Write the proportion equation
305,827.79 : 458,741.68 = 95,483.75 : x - Step 2: Convert to fraction form
305,827.79/458,741.68 = 95,483.75/x - Step 3: Cross multiply
305,827.79x = 458,741.68 × 95,483.75 - Step 4: Simplify right side
305,827.79x = 43,802,373,355.28 - Step 5: Solve for x
x = 43,802,373,355.28/305,827.79 - Step 6: Final answer
x = 143,225.62
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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.