Finding the Fourth Proportional to 472,905.23, 652,624.97 and 258,057.08
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Solution
The fourth proportional to 472,905.23, 652,624.97 and 258,057.08 is: 356,127.37
Step by Step Solution
- Step 1: Write the proportion equation
472,905.23 : 652,624.97 = 258,057.08 : x - Step 2: Convert to fraction form
472,905.23/652,624.97 = 258,057.08/x - Step 3: Cross multiply
472,905.23x = 652,624.97 × 258,057.08 - Step 4: Simplify right side
472,905.23x = 168,414,491,987.22 - Step 5: Solve for x
x = 168,414,491,987.22/472,905.23 - Step 6: Final answer
x = 356,127.37
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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.