Finding the Fourth Proportional to 415,977.07, 574,048.47 and 234,727.42
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Solution
The fourth proportional to 415,977.07, 574,048.47 and 234,727.42 is: 323,923.90
Step by Step Solution
- Step 1: Write the proportion equation
415,977.07 : 574,048.47 = 234,727.42 : x - Step 2: Convert to fraction form
415,977.07/574,048.47 = 234,727.42/x - Step 3: Cross multiply
415,977.07x = 574,048.47 × 234,727.42 - Step 4: Simplify right side
415,977.07x = 134,744,916,318.05 - Step 5: Solve for x
x = 134,744,916,318.05/415,977.07 - Step 6: Final answer
x = 323,923.90
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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.