Finding the Fourth Proportional to 757,028.88, 1,135,368.36 and 224,421.48
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Solution
The fourth proportional to 757,028.88, 1,135,368.36 and 224,421.48 is: 336,580.35
Step by Step Solution
- Step 1: Write the proportion equation
757,028.88 : 1,135,368.36 = 224,421.48 : x - Step 2: Convert to fraction form
757,028.88/1,135,368.36 = 224,421.48/x - Step 3: Cross multiply
757,028.88x = 1,135,368.36 × 224,421.48 - Step 4: Simplify right side
757,028.88x = 254,801,047,696.37 - Step 5: Solve for x
x = 254,801,047,696.37/757,028.88 - Step 6: Final answer
x = 336,580.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.