Finding the Fourth Proportional to 453,881.96, 680,924.04 and 138,363.44
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Solution
The fourth proportional to 453,881.96, 680,924.04 and 138,363.44 is: 207,575.98
Step by Step Solution
- Step 1: Write the proportion equation
453,881.96 : 680,924.04 = 138,363.44 : x - Step 2: Convert to fraction form
453,881.96/680,924.04 = 138,363.44/x - Step 3: Cross multiply
453,881.96x = 680,924.04 × 138,363.44 - Step 4: Simplify right side
453,881.96x = 94,214,992,553.10 - Step 5: Solve for x
x = 94,214,992,553.10/453,881.96 - Step 6: Final answer
x = 207,575.98
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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.