Finding the Fourth Proportional to 295,052.44, 440,898.99 and 221,543.18
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Solution
The fourth proportional to 295,052.44, 440,898.99 and 221,543.18 is: 331,053.57
Step by Step Solution
- Step 1: Write the proportion equation
295,052.44 : 440,898.99 = 221,543.18 : x - Step 2: Convert to fraction form
295,052.44/440,898.99 = 221,543.18/x - Step 3: Cross multiply
295,052.44x = 440,898.99 × 221,543.18 - Step 4: Simplify right side
295,052.44x = 97,678,164,303.39 - Step 5: Solve for x
x = 97,678,164,303.39/295,052.44 - Step 6: Final answer
x = 331,053.57
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.