Finding the Fourth Proportional to 486,551.70, 729,897.30 and 149,620.65
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Solution
The fourth proportional to 486,551.70, 729,897.30 and 149,620.65 is: 224,452.42
Step by Step Solution
- Step 1: Write the proportion equation
486,551.70 : 729,897.30 = 149,620.65 : x - Step 2: Convert to fraction form
486,551.70/729,897.30 = 149,620.65/x - Step 3: Cross multiply
486,551.70x = 729,897.30 × 149,620.65 - Step 4: Simplify right side
486,551.70x = 109,207,708,459.25 - Step 5: Solve for x
x = 109,207,708,459.25/486,551.70 - Step 6: Final answer
x = 224,452.42
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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.