Finding the Fourth Proportional to 834,767.14, 1,252,203.09 and 235,775.20
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Solution
The fourth proportional to 834,767.14, 1,252,203.09 and 235,775.20 is: 353,677.59
Step by Step Solution
- Step 1: Write the proportion equation
834,767.14 : 1,252,203.09 = 235,775.20 : x - Step 2: Convert to fraction form
834,767.14/1,252,203.09 = 235,775.20/x - Step 3: Cross multiply
834,767.14x = 1,252,203.09 × 235,775.20 - Step 4: Simplify right side
834,767.14x = 295,238,433,985.37 - Step 5: Solve for x
x = 295,238,433,985.37/834,767.14 - Step 6: Final answer
x = 353,677.59
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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.