Finding the Fourth Proportional to 611,704.05, 917,556.08 and 611,704.05
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Solution
The fourth proportional to 611,704.05, 917,556.08 and 611,704.05 is: 917,556.08
Step by Step Solution
- Step 1: Write the proportion equation
611,704.05 : 917,556.08 = 611,704.05 : x - Step 2: Convert to fraction form
611,704.05/917,556.08 = 611,704.05/x - Step 3: Cross multiply
611,704.05x = 917,556.08 × 611,704.05 - Step 4: Simplify right side
611,704.05x = 561,272,767,179.60 - Step 5: Solve for x
x = 561,272,767,179.60/611,704.05 - Step 6: Final answer
x = 917,556.08
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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.