Finding the Fourth Proportional to 510,418.97, 765,698.52 and 173,369.14
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Solution
The fourth proportional to 510,418.97, 765,698.52 and 173,369.14 is: 260,077.50
Step by Step Solution
- Step 1: Write the proportion equation
510,418.97 : 765,698.52 = 173,369.14 : x - Step 2: Convert to fraction form
510,418.97/765,698.52 = 173,369.14/x - Step 3: Cross multiply
510,418.97x = 765,698.52 × 173,369.14 - Step 4: Simplify right side
510,418.97x = 132,748,490,083.18 - Step 5: Solve for x
x = 132,748,490,083.18/510,418.97 - Step 6: Final answer
x = 260,077.50
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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.