Finding the Fourth Proportional to 572,753.77, 790,353.92 and 331,052.00
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Solution
The fourth proportional to 572,753.77, 790,353.92 and 331,052.00 is: 456,825.01
Step by Step Solution
- Step 1: Write the proportion equation
572,753.77 : 790,353.92 = 331,052.00 : x - Step 2: Convert to fraction form
572,753.77/790,353.92 = 331,052.00/x - Step 3: Cross multiply
572,753.77x = 790,353.92 × 331,052.00 - Step 4: Simplify right side
572,753.77x = 261,648,242,799.70 - Step 5: Solve for x
x = 261,648,242,799.70/572,753.77 - Step 6: Final answer
x = 456,825.01
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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.