Finding the Fourth Proportional to 771,901.84, 1,157,086.50 and 366,383.44
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Solution
The fourth proportional to 771,901.84, 1,157,086.50 and 366,383.44 is: 549,211.45
Step by Step Solution
- Step 1: Write the proportion equation
771,901.84 : 1,157,086.50 = 366,383.44 : x - Step 2: Convert to fraction form
771,901.84/1,157,086.50 = 366,383.44/x - Step 3: Cross multiply
771,901.84x = 1,157,086.50 × 366,383.44 - Step 4: Simplify right side
771,901.84x = 423,937,332,247.56 - Step 5: Solve for x
x = 423,937,332,247.56/771,901.84 - Step 6: Final answer
x = 549,211.45
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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.