Finding the Fourth Proportional to 354,507.99, 531,318.51 and 177,064.53
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Solution
The fourth proportional to 354,507.99, 531,318.51 and 177,064.53 is: 265,375.29
Step by Step Solution
- Step 1: Write the proportion equation
354,507.99 : 531,318.51 = 177,064.53 : x - Step 2: Convert to fraction form
354,507.99/531,318.51 = 177,064.53/x - Step 3: Cross multiply
354,507.99x = 531,318.51 × 177,064.53 - Step 4: Simplify right side
354,507.99x = 94,077,661,368.13 - Step 5: Solve for x
x = 94,077,661,368.13/354,507.99 - Step 6: Final answer
x = 265,375.29
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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.