Finding the Fourth Proportional to 472,943.20, 652,675.49 and 258,097.14
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Solution
The fourth proportional to 472,943.20, 652,675.49 and 258,097.14 is: 356,181.62
Step by Step Solution
- Step 1: Write the proportion equation
472,943.20 : 652,675.49 = 258,097.14 : x - Step 2: Convert to fraction form
472,943.20/652,675.49 = 258,097.14/x - Step 3: Cross multiply
472,943.20x = 652,675.49 × 258,097.14 - Step 4: Simplify right side
472,943.20x = 168,453,677,317.10 - Step 5: Solve for x
x = 168,453,677,317.10/472,943.20 - Step 6: Final answer
x = 356,181.62
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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.