Finding the Fourth Proportional to 446,980.23, 670,491.33 and 147,486.99
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Solution
The fourth proportional to 446,980.23, 670,491.33 and 147,486.99 is: 221,237.41
Step by Step Solution
- Step 1: Write the proportion equation
446,980.23 : 670,491.33 = 147,486.99 : x - Step 2: Convert to fraction form
446,980.23/670,491.33 = 147,486.99/x - Step 3: Cross multiply
446,980.23x = 670,491.33 × 147,486.99 - Step 4: Simplify right side
446,980.23x = 98,888,748,082.80 - Step 5: Solve for x
x = 98,888,748,082.80/446,980.23 - Step 6: Final answer
x = 221,237.41
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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.