Finding the Fourth Proportional to 340,237.44, 469,519.68 and 189,331.20
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Solution
The fourth proportional to 340,237.44, 469,519.68 and 189,331.20 is: 261,272.61
Step by Step Solution
- Step 1: Write the proportion equation
340,237.44 : 469,519.68 = 189,331.20 : x - Step 2: Convert to fraction form
340,237.44/469,519.68 = 189,331.20/x - Step 3: Cross multiply
340,237.44x = 469,519.68 × 189,331.20 - Step 4: Simplify right side
340,237.44x = 88,894,724,438.02 - Step 5: Solve for x
x = 88,894,724,438.02/340,237.44 - Step 6: Final answer
x = 261,272.61
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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.