Finding the Fourth Proportional to 900,602.64, 1,351,369.68 and 395,518.68
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Solution
The fourth proportional to 900,602.64, 1,351,369.68 and 395,518.68 is: 593,482.55
Step by Step Solution
- Step 1: Write the proportion equation
900,602.64 : 1,351,369.68 = 395,518.68 : x - Step 2: Convert to fraction form
900,602.64/1,351,369.68 = 395,518.68/x - Step 3: Cross multiply
900,602.64x = 1,351,369.68 × 395,518.68 - Step 4: Simplify right side
900,602.64x = 534,491,952,025.62 - Step 5: Solve for x
x = 534,491,952,025.62/900,602.64 - Step 6: Final answer
x = 593,482.55
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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.