Finding the Fourth Proportional to 444,163.60, 612,929.53 and 253,140.09
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Solution
The fourth proportional to 444,163.60, 612,929.53 and 253,140.09 is: 349,324.06
Step by Step Solution
- Step 1: Write the proportion equation
444,163.60 : 612,929.53 = 253,140.09 : x - Step 2: Convert to fraction form
444,163.60/612,929.53 = 253,140.09/x - Step 3: Cross multiply
444,163.60x = 612,929.53 × 253,140.09 - Step 4: Simplify right side
444,163.60x = 155,157,034,405.80 - Step 5: Solve for x
x = 155,157,034,405.80/444,163.60 - Step 6: Final answer
x = 349,324.06
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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.