Finding the Fourth Proportional to 475,120.76, 655,666.79 and 260,268.53
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Solution
The fourth proportional to 475,120.76, 655,666.79 and 260,268.53 is: 359,170.64
Step by Step Solution
- Step 1: Write the proportion equation
475,120.76 : 655,666.79 = 260,268.53 : x - Step 2: Convert to fraction form
475,120.76/655,666.79 = 260,268.53/x - Step 3: Cross multiply
475,120.76x = 655,666.79 × 260,268.53 - Step 4: Simplify right side
475,120.76x = 170,649,427,023.44 - Step 5: Solve for x
x = 170,649,427,023.44/475,120.76 - Step 6: Final answer
x = 359,170.64
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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.