Finding the Fourth Proportional to 303,285.24, 455,207.14 and 153,629.71
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Solution
The fourth proportional to 303,285.24, 455,207.14 and 153,629.71 is: 230,586.03
Step by Step Solution
- Step 1: Write the proportion equation
303,285.24 : 455,207.14 = 153,629.71 : x - Step 2: Convert to fraction form
303,285.24/455,207.14 = 153,629.71/x - Step 3: Cross multiply
303,285.24x = 455,207.14 × 153,629.71 - Step 4: Simplify right side
303,285.24x = 69,933,340,908.13 - Step 5: Solve for x
x = 69,933,340,908.13/303,285.24 - Step 6: Final answer
x = 230,586.03
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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.