Finding the Fourth Proportional to 219,299.24, 328,990.42 and 69,577.22
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Solution
The fourth proportional to 219,299.24, 328,990.42 and 69,577.22 is: 104,379.02
Step by Step Solution
- Step 1: Write the proportion equation
219,299.24 : 328,990.42 = 69,577.22 : x - Step 2: Convert to fraction form
219,299.24/328,990.42 = 69,577.22/x - Step 3: Cross multiply
219,299.24x = 328,990.42 × 69,577.22 - Step 4: Simplify right side
219,299.24x = 22,890,238,830.23 - Step 5: Solve for x
x = 22,890,238,830.23/219,299.24 - Step 6: Final answer
x = 104,379.02
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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.