Finding the Fourth Proportional to 446,860.99, 670,335.23 and 147,219.31
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Solution
The fourth proportional to 446,860.99, 670,335.23 and 147,219.31 is: 220,843.38
Step by Step Solution
- Step 1: Write the proportion equation
446,860.99 : 670,335.23 = 147,219.31 : x - Step 2: Convert to fraction form
446,860.99/670,335.23 = 147,219.31/x - Step 3: Cross multiply
446,860.99x = 670,335.23 × 147,219.31 - Step 4: Simplify right side
446,860.99x = 98,686,290,407.15 - Step 5: Solve for x
x = 98,686,290,407.15/446,860.99 - Step 6: Final answer
x = 220,843.38
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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.