Finding the Fourth Proportional to 924,000.09, 1,275,106.56 and 516,107.66
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Solution
The fourth proportional to 924,000.09, 1,275,106.56 and 516,107.66 is: 712,220.99
Step by Step Solution
- Step 1: Write the proportion equation
924,000.09 : 1,275,106.56 = 516,107.66 : x - Step 2: Convert to fraction form
924,000.09/1,275,106.56 = 516,107.66/x - Step 3: Cross multiply
924,000.09x = 1,275,106.56 × 516,107.66 - Step 4: Simplify right side
924,000.09x = 658,092,256,556.72 - Step 5: Solve for x
x = 658,092,256,556.72/924,000.09 - Step 6: Final answer
x = 712,220.99
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1.5x scale
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.