Finding the Fourth Proportional to 706,319.67, 1,059,455.76 and 306,960.49
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Solution
The fourth proportional to 706,319.67, 1,059,455.76 and 306,960.49 is: 460,430.41
Step by Step Solution
- Step 1: Write the proportion equation
706,319.67 : 1,059,455.76 = 306,960.49 : x - Step 2: Convert to fraction form
706,319.67/1,059,455.76 = 306,960.49/x - Step 3: Cross multiply
706,319.67x = 1,059,455.76 × 306,960.49 - Step 4: Simplify right side
706,319.67x = 325,211,053,652.56 - Step 5: Solve for x
x = 325,211,053,652.56/706,319.67 - Step 6: Final answer
x = 460,430.41
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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.