Finding the Fourth Proportional to 351,570.98, 485,167.76 and 190,425.98
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Solution
The fourth proportional to 351,570.98, 485,167.76 and 190,425.98 is: 262,787.75
Step by Step Solution
- Step 1: Write the proportion equation
351,570.98 : 485,167.76 = 190,425.98 : x - Step 2: Convert to fraction form
351,570.98/485,167.76 = 190,425.98/x - Step 3: Cross multiply
351,570.98x = 485,167.76 × 190,425.98 - Step 4: Simplify right side
351,570.98x = 92,388,546,162.40 - Step 5: Solve for x
x = 92,388,546,162.40/351,570.98 - Step 6: Final answer
x = 262,787.75
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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.