Finding the Fourth Proportional to 307,325.14, 424,113.96 and 169,519.96
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Solution
The fourth proportional to 307,325.14, 424,113.96 and 169,519.96 is: 233,940.45
Step by Step Solution
- Step 1: Write the proportion equation
307,325.14 : 424,113.96 = 169,519.96 : x - Step 2: Convert to fraction form
307,325.14/424,113.96 = 169,519.96/x - Step 3: Cross multiply
307,325.14x = 424,113.96 × 169,519.96 - Step 4: Simplify right side
307,325.14x = 71,895,781,534.64 - Step 5: Solve for x
x = 71,895,781,534.64/307,325.14 - Step 6: Final answer
x = 233,940.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.