Finding the Fourth Proportional to 372,455.75, 558,688.75 and 106,216.29
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Solution
The fourth proportional to 372,455.75, 558,688.75 and 106,216.29 is: 159,325.90
Step by Step Solution
- Step 1: Write the proportion equation
372,455.75 : 558,688.75 = 106,216.29 : x - Step 2: Convert to fraction form
372,455.75/558,688.75 = 106,216.29/x - Step 3: Cross multiply
372,455.75x = 558,688.75 × 106,216.29 - Step 4: Simplify right side
372,455.75x = 59,341,848,399.10 - Step 5: Solve for x
x = 59,341,848,399.10/372,455.75 - Step 6: Final answer
x = 159,325.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.