Finding the Fourth Proportional to 259,045.68, 357,346.20 and 178,333.08
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Solution
The fourth proportional to 259,045.68, 357,346.20 and 178,333.08 is: 246,005.45
Step by Step Solution
- Step 1: Write the proportion equation
259,045.68 : 357,346.20 = 178,333.08 : x - Step 2: Convert to fraction form
259,045.68/357,346.20 = 178,333.08/x - Step 3: Cross multiply
259,045.68x = 357,346.20 × 178,333.08 - Step 4: Simplify right side
259,045.68x = 63,726,648,472.30 - Step 5: Solve for x
x = 63,726,648,472.30/259,045.68 - Step 6: Final answer
x = 246,005.45
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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.