Finding the Fourth Proportional to 422,703.24, 583,516.62 and 295,876.68
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Solution
The fourth proportional to 422,703.24, 583,516.62 and 295,876.68 is: 408,440.12
Step by Step Solution
- Step 1: Write the proportion equation
422,703.24 : 583,516.62 = 295,876.68 : x - Step 2: Convert to fraction form
422,703.24/583,516.62 = 295,876.68/x - Step 3: Cross multiply
422,703.24x = 583,516.62 × 295,876.68 - Step 4: Simplify right side
422,703.24x = 172,648,960,250.42 - Step 5: Solve for x
x = 172,648,960,250.42/422,703.24 - Step 6: Final answer
x = 408,440.12
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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.