Finding the Fourth Proportional to 453,949.70, 680,924.55 and 232,765.70
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Solution
The fourth proportional to 453,949.70, 680,924.55 and 232,765.70 is: 349,148.55
Step by Step Solution
- Step 1: Write the proportion equation
453,949.70 : 680,924.55 = 232,765.70 : x - Step 2: Convert to fraction form
453,949.70/680,924.55 = 232,765.70/x - Step 3: Cross multiply
453,949.70x = 680,924.55 × 232,765.70 - Step 4: Simplify right side
453,949.70x = 158,495,879,527.94 - Step 5: Solve for x
x = 158,495,879,527.94/453,949.70 - Step 6: Final answer
x = 349,148.55
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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.