Finding the Fourth Proportional to 475,615.56, 656,350.35 and 257,823.56
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Solution
The fourth proportional to 475,615.56, 656,350.35 and 257,823.56 is: 355,796.99
Step by Step Solution
- Step 1: Write the proportion equation
475,615.56 : 656,350.35 = 257,823.56 : x - Step 2: Convert to fraction form
475,615.56/656,350.35 = 257,823.56/x - Step 3: Cross multiply
475,615.56x = 656,350.35 × 257,823.56 - Step 4: Simplify right side
475,615.56x = 169,222,585,485.12 - Step 5: Solve for x
x = 169,222,585,485.12/475,615.56 - Step 6: Final answer
x = 355,796.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.