Finding the Fourth Proportional to 313,295.22, 432,355.08 and 170,054.88
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Solution
The fourth proportional to 313,295.22, 432,355.08 and 170,054.88 is: 234,679.90
Step by Step Solution
- Step 1: Write the proportion equation
313,295.22 : 432,355.08 = 170,054.88 : x - Step 2: Convert to fraction form
313,295.22/432,355.08 = 170,054.88/x - Step 3: Cross multiply
313,295.22x = 432,355.08 × 170,054.88 - Step 4: Simplify right side
313,295.22x = 73,524,091,246.79 - Step 5: Solve for x
x = 73,524,091,246.79/313,295.22 - Step 6: Final answer
x = 234,679.90
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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.