Finding the Fourth Proportional to 511,369.84, 705,533.99 and 296,467.02
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Solution
The fourth proportional to 511,369.84, 705,533.99 and 296,467.02 is: 409,033.82
Step by Step Solution
- Step 1: Write the proportion equation
511,369.84 : 705,533.99 = 296,467.02 : x - Step 2: Convert to fraction form
511,369.84/705,533.99 = 296,467.02/x - Step 3: Cross multiply
511,369.84x = 705,533.99 × 296,467.02 - Step 4: Simplify right side
511,369.84x = 209,167,555,255.17 - Step 5: Solve for x
x = 209,167,555,255.17/511,369.84 - Step 6: Final answer
x = 409,033.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.