Finding the Fourth Proportional to 329,365.84, 454,525.18 and 178,462.84
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Solution
The fourth proportional to 329,365.84, 454,525.18 and 178,462.84 is: 246,278.89
Step by Step Solution
- Step 1: Write the proportion equation
329,365.84 : 454,525.18 = 178,462.84 : x - Step 2: Convert to fraction form
329,365.84/454,525.18 = 178,462.84/x - Step 3: Cross multiply
329,365.84x = 454,525.18 × 178,462.84 - Step 4: Simplify right side
329,365.84x = 81,115,854,474.31 - Step 5: Solve for x
x = 81,115,854,474.31/329,365.84 - Step 6: Final answer
x = 246,278.89
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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.