Finding the Fourth Proportional to 736,407.81, 1,104,600.59 and 331,313.95
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Solution
The fourth proportional to 736,407.81, 1,104,600.59 and 331,313.95 is: 496,965.92
Step by Step Solution
- Step 1: Write the proportion equation
736,407.81 : 1,104,600.59 = 331,313.95 : x - Step 2: Convert to fraction form
736,407.81/1,104,600.59 = 331,313.95/x - Step 3: Cross multiply
736,407.81x = 1,104,600.59 × 331,313.95 - Step 4: Simplify right side
736,407.81x = 365,969,584,645.23 - Step 5: Solve for x
x = 365,969,584,645.23/736,407.81 - Step 6: Final answer
x = 496,965.92
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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.