Finding the Fourth Proportional to 332,437.09, 498,655.60 and 83,119.09
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Solution
The fourth proportional to 332,437.09, 498,655.60 and 83,119.09 is: 124,678.63
Step by Step Solution
- Step 1: Write the proportion equation
332,437.09 : 498,655.60 = 83,119.09 : x - Step 2: Convert to fraction form
332,437.09/498,655.60 = 83,119.09/x - Step 3: Cross multiply
332,437.09x = 498,655.60 × 83,119.09 - Step 4: Simplify right side
332,437.09x = 41,447,799,695.40 - Step 5: Solve for x
x = 41,447,799,695.40/332,437.09 - Step 6: Final answer
x = 124,678.63
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1.5x scale
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.