Finding the Fourth Proportional to 934,221.95, 1,289,226.27 and 504,502.07
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Solution
The fourth proportional to 934,221.95, 1,289,226.27 and 504,502.07 is: 696,212.84
Step by Step Solution
- Step 1: Write the proportion equation
934,221.95 : 1,289,226.27 = 504,502.07 : x - Step 2: Convert to fraction form
934,221.95/1,289,226.27 = 504,502.07/x - Step 3: Cross multiply
934,221.95x = 1,289,226.27 × 504,502.07 - Step 4: Simplify right side
934,221.95x = 650,417,324,611.03 - Step 5: Solve for x
x = 650,417,324,611.03/934,221.95 - Step 6: Final answer
x = 696,212.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.