Finding the Fourth Proportional to 446,890.96, 670,193.99 and 147,315.70
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Solution
The fourth proportional to 446,890.96, 670,193.99 and 147,315.70 is: 220,926.59
Step by Step Solution
- Step 1: Write the proportion equation
446,890.96 : 670,193.99 = 147,315.70 : x - Step 2: Convert to fraction form
446,890.96/670,193.99 = 147,315.70/x - Step 3: Cross multiply
446,890.96x = 670,193.99 × 147,315.70 - Step 4: Simplify right side
446,890.96x = 98,730,096,772.64 - Step 5: Solve for x
x = 98,730,096,772.64/446,890.96 - Step 6: Final answer
x = 220,926.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.