Finding the Fourth Proportional to 219,260.80, 302,580.84 and 118,658.80
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Solution
The fourth proportional to 219,260.80, 302,580.84 and 118,658.80 is: 163,749.65
Step by Step Solution
- Step 1: Write the proportion equation
219,260.80 : 302,580.84 = 118,658.80 : x - Step 2: Convert to fraction form
219,260.80/302,580.84 = 118,658.80/x - Step 3: Cross multiply
219,260.80x = 302,580.84 × 118,658.80 - Step 4: Simplify right side
219,260.80x = 35,903,879,377.39 - Step 5: Solve for x
x = 35,903,879,377.39/219,260.80 - Step 6: Final answer
x = 163,749.65
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1.5x scale
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.