Finding the Fourth Proportional to 399,982.37, 552,009.74 and 227,952.95
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Solution
The fourth proportional to 399,982.37, 552,009.74 and 227,952.95 is: 314,594.48
Step by Step Solution
- Step 1: Write the proportion equation
399,982.37 : 552,009.74 = 227,952.95 : x - Step 2: Convert to fraction form
399,982.37/552,009.74 = 227,952.95/x - Step 3: Cross multiply
399,982.37x = 552,009.74 × 227,952.95 - Step 4: Simplify right side
399,982.37x = 125,832,244,761.92 - Step 5: Solve for x
x = 125,832,244,761.92/399,982.37 - Step 6: Final answer
x = 314,594.48
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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.