Finding the Fourth Proportional to 504,645.60, 756,345.08 and 433,065.09
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Solution
The fourth proportional to 504,645.60, 756,345.08 and 433,065.09 is: 649,062.73
Step by Step Solution
- Step 1: Write the proportion equation
504,645.60 : 756,345.08 = 433,065.09 : x - Step 2: Convert to fraction form
504,645.60/756,345.08 = 433,065.09/x - Step 3: Cross multiply
504,645.60x = 756,345.08 × 433,065.09 - Step 4: Simplify right side
504,645.60x = 327,546,650,141.26 - Step 5: Solve for x
x = 327,546,650,141.26/504,645.60 - Step 6: Final answer
x = 649,062.73
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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.