Finding the Fourth Proportional to 219,051.84, 328,762.08 and 205,227.84
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Solution
The fourth proportional to 219,051.84, 328,762.08 and 205,227.84 is: 308,014.45
Step by Step Solution
- Step 1: Write the proportion equation
219,051.84 : 328,762.08 = 205,227.84 : x - Step 2: Convert to fraction form
219,051.84/328,762.08 = 205,227.84/x - Step 3: Cross multiply
219,051.84x = 328,762.08 × 205,227.84 - Step 4: Simplify right side
219,051.84x = 67,471,131,552.31 - Step 5: Solve for x
x = 67,471,131,552.31/219,051.84 - Step 6: Final answer
x = 308,014.45
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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.