Finding the Fourth Proportional to 310,773.60, 465,157.68 and 160,807.44
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Solution
The fourth proportional to 310,773.60, 465,157.68 and 160,807.44 is: 240,692.31
Step by Step Solution
- Step 1: Write the proportion equation
310,773.60 : 465,157.68 = 160,807.44 : x - Step 2: Convert to fraction form
310,773.60/465,157.68 = 160,807.44/x - Step 3: Cross multiply
310,773.60x = 465,157.68 × 160,807.44 - Step 4: Simplify right side
310,773.60x = 74,800,815,717.14 - Step 5: Solve for x
x = 74,800,815,717.14/310,773.60 - Step 6: Final answer
x = 240,692.31
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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.