Finding the Fourth Proportional to 673,866.24, 929,935.68 and 372,060.48
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Solution
The fourth proportional to 673,866.24, 929,935.68 and 372,060.48 is: 513,443.61
Step by Step Solution
- Step 1: Write the proportion equation
673,866.24 : 929,935.68 = 372,060.48 : x - Step 2: Convert to fraction form
673,866.24/929,935.68 = 372,060.48/x - Step 3: Cross multiply
673,866.24x = 929,935.68 × 372,060.48 - Step 4: Simplify right side
673,866.24x = 345,992,315,469.93 - Step 5: Solve for x
x = 345,992,315,469.93/673,866.24 - Step 6: Final answer
x = 513,443.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.