Finding the Fourth Proportional to 498,226.98, 747,459.11 and 161,267.70
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Solution
The fourth proportional to 498,226.98, 747,459.11 and 161,267.70 is: 241,939.95
Step by Step Solution
- Step 1: Write the proportion equation
498,226.98 : 747,459.11 = 161,267.70 : x - Step 2: Convert to fraction form
498,226.98/747,459.11 = 161,267.70/x - Step 3: Cross multiply
498,226.98x = 747,459.11 × 161,267.70 - Step 4: Simplify right side
498,226.98x = 120,541,011,513.75 - Step 5: Solve for x
x = 120,541,011,513.75/498,226.98 - Step 6: Final answer
x = 241,939.95
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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.