Finding the Fourth Proportional to 351,408.98, 484,942.34 and 190,260.65
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Solution
The fourth proportional to 351,408.98, 484,942.34 and 190,260.65 is: 262,558.58
Step by Step Solution
- Step 1: Write the proportion equation
351,408.98 : 484,942.34 = 190,260.65 : x - Step 2: Convert to fraction form
351,408.98/484,942.34 = 190,260.65/x - Step 3: Cross multiply
351,408.98x = 484,942.34 × 190,260.65 - Step 4: Simplify right side
351,408.98x = 92,265,443,781.13 - Step 5: Solve for x
x = 92,265,443,781.13/351,408.98 - Step 6: Final answer
x = 262,558.58
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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.