Finding the Fourth Proportional to 296,709.12, 445,091.04 and 97,030.62
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Solution
The fourth proportional to 296,709.12, 445,091.04 and 97,030.62 is: 145,554.88
Step by Step Solution
- Step 1: Write the proportion equation
296,709.12 : 445,091.04 = 97,030.62 : x - Step 2: Convert to fraction form
296,709.12/445,091.04 = 97,030.62/x - Step 3: Cross multiply
296,709.12x = 445,091.04 × 97,030.62 - Step 4: Simplify right side
296,709.12x = 43,187,459,567.64 - Step 5: Solve for x
x = 43,187,459,567.64/296,709.12 - Step 6: Final answer
x = 145,554.88
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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.