Finding the Fourth Proportional to 498,201.66, 747,421.06 and 161,242.31
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Solution
The fourth proportional to 498,201.66, 747,421.06 and 161,242.31 is: 241,901.84
Step by Step Solution
- Step 1: Write the proportion equation
498,201.66 : 747,421.06 = 161,242.31 : x - Step 2: Convert to fraction form
498,201.66/747,421.06 = 161,242.31/x - Step 3: Cross multiply
498,201.66x = 747,421.06 × 161,242.31 - Step 4: Simplify right side
498,201.66x = 120,515,898,257.05 - Step 5: Solve for x
x = 120,515,898,257.05/498,201.66 - Step 6: Final answer
x = 241,901.84
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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.