Finding the Fourth Proportional to 405,984.24, 560,259.45 and 224,708.76
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Solution
The fourth proportional to 405,984.24, 560,259.45 and 224,708.76 is: 310,098.75
Step by Step Solution
- Step 1: Write the proportion equation
405,984.24 : 560,259.45 = 224,708.76 : x - Step 2: Convert to fraction form
405,984.24/560,259.45 = 224,708.76/x - Step 3: Cross multiply
405,984.24x = 560,259.45 × 224,708.76 - Step 4: Simplify right side
405,984.24x = 125,895,206,287.78 - Step 5: Solve for x
x = 125,895,206,287.78/405,984.24 - Step 6: Final answer
x = 310,098.75
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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.