Finding the Fourth Proportional to 453,481.60, 679,444.80 and 295,628.80
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Solution
The fourth proportional to 453,481.60, 679,444.80 and 295,628.80 is: 442,936.28
Step by Step Solution
- Step 1: Write the proportion equation
453,481.60 : 679,444.80 = 295,628.80 : x - Step 2: Convert to fraction form
453,481.60/679,444.80 = 295,628.80/x - Step 3: Cross multiply
453,481.60x = 679,444.80 × 295,628.80 - Step 4: Simplify right side
453,481.60x = 200,863,450,890.24 - Step 5: Solve for x
x = 200,863,450,890.24/453,481.60 - Step 6: Final answer
x = 442,936.28
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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.