Finding the Fourth Proportional to 467,252.05, 644,807.74 and 252,392.12
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Solution
The fourth proportional to 467,252.05, 644,807.74 and 252,392.12 is: 348,301.08
Step by Step Solution
- Step 1: Write the proportion equation
467,252.05 : 644,807.74 = 252,392.12 : x - Step 2: Convert to fraction form
467,252.05/644,807.74 = 252,392.12/x - Step 3: Cross multiply
467,252.05x = 644,807.74 × 252,392.12 - Step 4: Simplify right side
467,252.05x = 162,744,391,229.05 - Step 5: Solve for x
x = 162,744,391,229.05/467,252.05 - Step 6: Final answer
x = 348,301.08
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1.5x scale
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.