Finding the Fourth Proportional to 635,587.36, 953,380.20 and 162,272.80
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Solution
The fourth proportional to 635,587.36, 953,380.20 and 162,272.80 is: 243,408.99
Step by Step Solution
- Step 1: Write the proportion equation
635,587.36 : 953,380.20 = 162,272.80 : x - Step 2: Convert to fraction form
635,587.36/953,380.20 = 162,272.80/x - Step 3: Cross multiply
635,587.36x = 953,380.20 × 162,272.80 - Step 4: Simplify right side
635,587.36x = 154,707,674,518.56 - Step 5: Solve for x
x = 154,707,674,518.56/635,587.36 - Step 6: Final answer
x = 243,408.99
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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.