Finding the Fourth Proportional to 415,766.68, 573,758.07 and 224,780.02
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Solution
The fourth proportional to 415,766.68, 573,758.07 and 224,780.02 is: 310,196.46
Step by Step Solution
- Step 1: Write the proportion equation
415,766.68 : 573,758.07 = 224,780.02 : x - Step 2: Convert to fraction form
415,766.68/573,758.07 = 224,780.02/x - Step 3: Cross multiply
415,766.68x = 573,758.07 × 224,780.02 - Step 4: Simplify right side
415,766.68x = 128,969,350,449.76 - Step 5: Solve for x
x = 128,969,350,449.76/415,766.68 - Step 6: Final answer
x = 310,196.46
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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.