Finding the Fourth Proportional to 586,804.74, 880,207.08 and 320,419.92
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Solution
The fourth proportional to 586,804.74, 880,207.08 and 320,419.92 is: 480,629.86
Step by Step Solution
- Step 1: Write the proportion equation
586,804.74 : 880,207.08 = 320,419.92 : x - Step 2: Convert to fraction form
586,804.74/880,207.08 = 320,419.92/x - Step 3: Cross multiply
586,804.74x = 880,207.08 × 320,419.92 - Step 4: Simplify right side
586,804.74x = 282,035,882,157.03 - Step 5: Solve for x
x = 282,035,882,157.03/586,804.74 - Step 6: Final answer
x = 480,629.86
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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.