Finding the Fourth Proportional to 354,569.96, 531,859.58 and 117,912.62
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Solution
The fourth proportional to 354,569.96, 531,859.58 and 117,912.62 is: 176,870.47
Step by Step Solution
- Step 1: Write the proportion equation
354,569.96 : 531,859.58 = 117,912.62 : x - Step 2: Convert to fraction form
354,569.96/531,859.58 = 117,912.62/x - Step 3: Cross multiply
354,569.96x = 531,859.58 × 117,912.62 - Step 4: Simplify right side
354,569.96x = 62,712,955,960.34 - Step 5: Solve for x
x = 62,712,955,960.34/354,569.96 - Step 6: Final answer
x = 176,870.47
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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.