Finding the Fourth Proportional to 320,260.99, 480,228.27 and 106,952.14
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Solution
The fourth proportional to 320,260.99, 480,228.27 and 106,952.14 is: 160,373.70
Step by Step Solution
- Step 1: Write the proportion equation
320,260.99 : 480,228.27 = 106,952.14 : x - Step 2: Convert to fraction form
320,260.99/480,228.27 = 106,952.14/x - Step 3: Cross multiply
320,260.99x = 480,228.27 × 106,952.14 - Step 4: Simplify right side
320,260.99x = 51,361,441,165.00 - Step 5: Solve for x
x = 51,361,441,165.00/320,260.99 - Step 6: Final answer
x = 160,373.70
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1.5x scale
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.