Finding the Fourth Proportional to 441,763.70, 662,645.55 and 205,027.70
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Solution
The fourth proportional to 441,763.70, 662,645.55 and 205,027.70 is: 307,541.55
Step by Step Solution
- Step 1: Write the proportion equation
441,763.70 : 662,645.55 = 205,027.70 : x - Step 2: Convert to fraction form
441,763.70/662,645.55 = 205,027.70/x - Step 3: Cross multiply
441,763.70x = 662,645.55 × 205,027.70 - Step 4: Simplify right side
441,763.70x = 135,860,693,031.74 - Step 5: Solve for x
x = 135,860,693,031.74/441,763.70 - Step 6: Final answer
x = 307,541.55
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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.