Finding the Fourth Proportional to 453,138.44, 679,789.74 and 186,750.68
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Solution
The fourth proportional to 453,138.44, 679,789.74 and 186,750.68 is: 280,159.85
Step by Step Solution
- Step 1: Write the proportion equation
453,138.44 : 679,789.74 = 186,750.68 : x - Step 2: Convert to fraction form
453,138.44/679,789.74 = 186,750.68/x - Step 3: Cross multiply
453,138.44x = 679,789.74 × 186,750.68 - Step 4: Simplify right side
453,138.44x = 126,951,196,202.02 - Step 5: Solve for x
x = 126,951,196,202.02/453,138.44 - Step 6: Final answer
x = 280,159.85
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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.