Finding the Fourth Proportional to 551,323.74, 827,131.41 and 298,491.96
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Solution
The fourth proportional to 551,323.74, 827,131.41 and 298,491.96 is: 447,816.88
Step by Step Solution
- Step 1: Write the proportion equation
551,323.74 : 827,131.41 = 298,491.96 : x - Step 2: Convert to fraction form
551,323.74/827,131.41 = 298,491.96/x - Step 3: Cross multiply
551,323.74x = 827,131.41 × 298,491.96 - Step 4: Simplify right side
551,323.74x = 246,892,075,748.46 - Step 5: Solve for x
x = 246,892,075,748.46/551,323.74 - Step 6: Final answer
x = 447,816.88
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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.