Finding the Fourth Proportional to 354,901.14, 531,908.67 and 177,458.90
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Solution
The fourth proportional to 354,901.14, 531,908.67 and 177,458.90 is: 265,966.82
Step by Step Solution
- Step 1: Write the proportion equation
354,901.14 : 531,908.67 = 177,458.90 : x - Step 2: Convert to fraction form
354,901.14/531,908.67 = 177,458.90/x - Step 3: Cross multiply
354,901.14x = 531,908.67 × 177,458.90 - Step 4: Simplify right side
354,901.14x = 94,391,927,478.66 - Step 5: Solve for x
x = 94,391,927,478.66/354,901.14 - Step 6: Final answer
x = 265,966.82
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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.