Finding the Fourth Proportional to 581,444.70, 871,519.05 and 226,340.70
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Solution
The fourth proportional to 581,444.70, 871,519.05 and 226,340.70 is: 339,258.80
Step by Step Solution
- Step 1: Write the proportion equation
581,444.70 : 871,519.05 = 226,340.70 : x - Step 2: Convert to fraction form
581,444.70/871,519.05 = 226,340.70/x - Step 3: Cross multiply
581,444.70x = 871,519.05 × 226,340.70 - Step 4: Simplify right side
581,444.70x = 197,260,231,840.34 - Step 5: Solve for x
x = 197,260,231,840.34/581,444.70 - Step 6: Final answer
x = 339,258.80
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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.