Finding the Fourth Proportional to 453,042.02, 678,655.74 and 273,027.20
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Solution
The fourth proportional to 453,042.02, 678,655.74 and 273,027.20 is: 408,994.02
Step by Step Solution
- Step 1: Write the proportion equation
453,042.02 : 678,655.74 = 273,027.20 : x - Step 2: Convert to fraction form
453,042.02/678,655.74 = 273,027.20/x - Step 3: Cross multiply
453,042.02x = 678,655.74 × 273,027.20 - Step 4: Simplify right side
453,042.02x = 185,291,476,456.13 - Step 5: Solve for x
x = 185,291,476,456.13/453,042.02 - Step 6: Final answer
x = 408,994.02
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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.