Finding the Fourth Proportional to 302,334.74, 417,221.11 and 166,377.50
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Solution
The fourth proportional to 302,334.74, 417,221.11 and 166,377.50 is: 229,600.49
Step by Step Solution
- Step 1: Write the proportion equation
302,334.74 : 417,221.11 = 166,377.50 : x - Step 2: Convert to fraction form
302,334.74/417,221.11 = 166,377.50/x - Step 3: Cross multiply
302,334.74x = 417,221.11 × 166,377.50 - Step 4: Simplify right side
302,334.74x = 69,416,205,229.03 - Step 5: Solve for x
x = 69,416,205,229.03/302,334.74 - Step 6: Final answer
x = 229,600.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.