Finding the Fourth Proportional to 395,800.02, 593,783.28 and 129,539.88
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Solution
The fourth proportional to 395,800.02, 593,783.28 and 129,539.88 is: 194,337.07
Step by Step Solution
- Step 1: Write the proportion equation
395,800.02 : 593,783.28 = 129,539.88 : x - Step 2: Convert to fraction form
395,800.02/593,783.28 = 129,539.88/x - Step 3: Cross multiply
395,800.02x = 593,783.28 × 129,539.88 - Step 4: Simplify right side
395,800.02x = 76,918,614,837.21 - Step 5: Solve for x
x = 76,918,614,837.21/395,800.02 - Step 6: Final answer
x = 194,337.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.