Finding the Fourth Proportional to 219,034.05, 307,269.75 and 219,034.05
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Solution
The fourth proportional to 219,034.05, 307,269.75 and 219,034.05 is: 307,269.75
Step by Step Solution
- Step 1: Write the proportion equation
219,034.05 : 307,269.75 = 219,034.05 : x - Step 2: Convert to fraction form
219,034.05/307,269.75 = 219,034.05/x - Step 3: Cross multiply
219,034.05x = 307,269.75 × 219,034.05 - Step 4: Simplify right side
219,034.05x = 67,302,537,784.99 - Step 5: Solve for x
x = 67,302,537,784.99/219,034.05 - Step 6: Final answer
x = 307,269.75
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.