Finding the Fourth Proportional to 467,252.99, 644,809.38 and 252,393.06
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Solution
The fourth proportional to 467,252.99, 644,809.38 and 252,393.06 is: 348,302.56
Step by Step Solution
- Step 1: Write the proportion equation
467,252.99 : 644,809.38 = 252,393.06 : x - Step 2: Convert to fraction form
467,252.99/644,809.38 = 252,393.06/x - Step 3: Cross multiply
467,252.99x = 644,809.38 × 252,393.06 - Step 4: Simplify right side
467,252.99x = 162,745,412,534.90 - Step 5: Solve for x
x = 162,745,412,534.90/467,252.99 - Step 6: Final answer
x = 348,302.56
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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.