Finding the Fourth Proportional to 498,225.98, 747,457.61 and 161,266.70
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Solution
The fourth proportional to 498,225.98, 747,457.61 and 161,266.70 is: 241,938.45
Step by Step Solution
- Step 1: Write the proportion equation
498,225.98 : 747,457.61 = 161,266.70 : x - Step 2: Convert to fraction form
498,225.98/747,457.61 = 161,266.70/x - Step 3: Cross multiply
498,225.98x = 747,457.61 × 161,266.70 - Step 4: Simplify right side
498,225.98x = 120,540,022,154.59 - Step 5: Solve for x
x = 120,540,022,154.59/498,225.98 - Step 6: Final answer
x = 241,938.45
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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.