Finding the Fourth Proportional to 230,246.74, 345,605.69 and 190,137.97
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Solution
The fourth proportional to 230,246.74, 345,605.69 and 190,137.97 is: 285,401.49
Step by Step Solution
- Step 1: Write the proportion equation
230,246.74 : 345,605.69 = 190,137.97 : x - Step 2: Convert to fraction form
230,246.74/345,605.69 = 190,137.97/x - Step 3: Cross multiply
230,246.74x = 345,605.69 × 190,137.97 - Step 4: Simplify right side
230,246.74x = 65,712,763,366.36 - Step 5: Solve for x
x = 65,712,763,366.36/230,246.74 - Step 6: Final answer
x = 285,401.49
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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.