Finding the Fourth Proportional to 702,181.80, 1,053,272.70 and 562,213.80
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Solution
The fourth proportional to 702,181.80, 1,053,272.70 and 562,213.80 is: 843,320.70
Step by Step Solution
- Step 1: Write the proportion equation
702,181.80 : 1,053,272.70 = 562,213.80 : x - Step 2: Convert to fraction form
702,181.80/1,053,272.70 = 562,213.80/x - Step 3: Cross multiply
702,181.80x = 1,053,272.70 × 562,213.80 - Step 4: Simplify right side
702,181.80x = 592,164,447,103.26 - Step 5: Solve for x
x = 592,164,447,103.26/702,181.80 - Step 6: Final answer
x = 843,320.70
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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.