Finding the Fourth Proportional to 478,886.33, 660,867.61 and 264,034.08
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Solution
The fourth proportional to 478,886.33, 660,867.61 and 264,034.08 is: 364,369.50
Step by Step Solution
- Step 1: Write the proportion equation
478,886.33 : 660,867.61 = 264,034.08 : x - Step 2: Convert to fraction form
478,886.33/660,867.61 = 264,034.08/x - Step 3: Cross multiply
478,886.33x = 660,867.61 × 264,034.08 - Step 4: Simplify right side
478,886.33x = 174,491,571,243.13 - Step 5: Solve for x
x = 174,491,571,243.13/478,886.33 - Step 6: Final answer
x = 364,369.50
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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.