Finding the Fourth Proportional to 220,221.99, 330,328.50 and 70,462.26
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Solution
The fourth proportional to 220,221.99, 330,328.50 and 70,462.26 is: 105,691.95
Step by Step Solution
- Step 1: Write the proportion equation
220,221.99 : 330,328.50 = 70,462.26 : x - Step 2: Convert to fraction form
220,221.99/330,328.50 = 70,462.26/x - Step 3: Cross multiply
220,221.99x = 330,328.50 × 70,462.26 - Step 4: Simplify right side
220,221.99x = 23,275,692,652.41 - Step 5: Solve for x
x = 23,275,692,652.41/220,221.99 - Step 6: Final answer
x = 105,691.95
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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.