Finding the Fourth Proportional to 432,563.82, 596,609.19 and 372,235.02
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Solution
The fourth proportional to 432,563.82, 596,609.19 and 372,235.02 is: 513,401.31
Step by Step Solution
- Step 1: Write the proportion equation
432,563.82 : 596,609.19 = 372,235.02 : x - Step 2: Convert to fraction form
432,563.82/596,609.19 = 372,235.02/x - Step 3: Cross multiply
432,563.82x = 596,609.19 × 372,235.02 - Step 4: Simplify right side
432,563.82x = 222,078,833,771.83 - Step 5: Solve for x
x = 222,078,833,771.83/432,563.82 - Step 6: Final answer
x = 513,401.31
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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.