Finding the Fourth Proportional to 314,073.55, 471,050.23 and 121,947.99
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Solution
The fourth proportional to 314,073.55, 471,050.23 and 121,947.99 is: 182,898.65
Step by Step Solution
- Step 1: Write the proportion equation
314,073.55 : 471,050.23 = 121,947.99 : x - Step 2: Convert to fraction form
314,073.55/471,050.23 = 121,947.99/x - Step 3: Cross multiply
314,073.55x = 471,050.23 × 121,947.99 - Step 4: Simplify right side
314,073.55x = 57,443,628,737.54 - Step 5: Solve for x
x = 57,443,628,737.54/314,073.55 - Step 6: Final answer
x = 182,898.65
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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.