Finding the Fourth Proportional to 645,579.75, 968,525.16 and 202,347.75
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Solution
The fourth proportional to 645,579.75, 968,525.16 and 202,347.75 is: 303,570.38
Step by Step Solution
- Step 1: Write the proportion equation
645,579.75 : 968,525.16 = 202,347.75 : x - Step 2: Convert to fraction form
645,579.75/968,525.16 = 202,347.75/x - Step 3: Cross multiply
645,579.75x = 968,525.16 × 202,347.75 - Step 4: Simplify right side
645,579.75x = 195,978,886,944.39 - Step 5: Solve for x
x = 195,978,886,944.39/645,579.75 - Step 6: Final answer
x = 303,570.38
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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.