Finding the Fourth Proportional to 459,232.60, 687,620.10 and 292,115.80
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Solution
The fourth proportional to 459,232.60, 687,620.10 and 292,115.80 is: 437,392.07
Step by Step Solution
- Step 1: Write the proportion equation
459,232.60 : 687,620.10 = 292,115.80 : x - Step 2: Convert to fraction form
459,232.60/687,620.10 = 292,115.80/x - Step 3: Cross multiply
459,232.60x = 687,620.10 × 292,115.80 - Step 4: Simplify right side
459,232.60x = 200,864,695,607.58 - Step 5: Solve for x
x = 200,864,695,607.58/459,232.60 - Step 6: Final answer
x = 437,392.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.