Finding the Fourth Proportional to 255,246.81, 352,260.93 and 147,818.76
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Solution
The fourth proportional to 255,246.81, 352,260.93 and 147,818.76 is: 204,001.66
Step by Step Solution
- Step 1: Write the proportion equation
255,246.81 : 352,260.93 = 147,818.76 : x - Step 2: Convert to fraction form
255,246.81/352,260.93 = 147,818.76/x - Step 3: Cross multiply
255,246.81x = 352,260.93 × 147,818.76 - Step 4: Simplify right side
255,246.81x = 52,070,773,869.05 - Step 5: Solve for x
x = 52,070,773,869.05/255,246.81 - Step 6: Final answer
x = 204,001.66
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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.