Finding the Fourth Proportional to 274,708.12, 413,934.06 and 225,881.99
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Solution
The fourth proportional to 274,708.12, 413,934.06 and 225,881.99 is: 340,362.16
Step by Step Solution
- Step 1: Write the proportion equation
274,708.12 : 413,934.06 = 225,881.99 : x - Step 2: Convert to fraction form
274,708.12/413,934.06 = 225,881.99/x - Step 3: Cross multiply
274,708.12x = 413,934.06 × 225,881.99 - Step 4: Simplify right side
274,708.12x = 93,500,249,201.58 - Step 5: Solve for x
x = 93,500,249,201.58/274,708.12 - Step 6: Final answer
x = 340,362.16
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.