Finding the Fourth Proportional to 475,782.26, 656,519.16 and 260,865.76
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Solution
The fourth proportional to 475,782.26, 656,519.16 and 260,865.76 is: 359,961.65
Step by Step Solution
- Step 1: Write the proportion equation
475,782.26 : 656,519.16 = 260,865.76 : x - Step 2: Convert to fraction form
475,782.26/656,519.16 = 260,865.76/x - Step 3: Cross multiply
475,782.26x = 656,519.16 × 260,865.76 - Step 4: Simplify right side
475,782.26x = 171,263,369,627.96 - Step 5: Solve for x
x = 171,263,369,627.96/475,782.26 - Step 6: Final answer
x = 359,961.65
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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.