Finding the Fourth Proportional to 259,657.24, 358,343.58 and 146,438.68
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Solution
The fourth proportional to 259,657.24, 358,343.58 and 146,438.68 is: 202,094.73
Step by Step Solution
- Step 1: Write the proportion equation
259,657.24 : 358,343.58 = 146,438.68 : x - Step 2: Convert to fraction form
259,657.24/358,343.58 = 146,438.68/x - Step 3: Cross multiply
259,657.24x = 358,343.58 × 146,438.68 - Step 4: Simplify right side
259,657.24x = 52,475,360,841.67 - Step 5: Solve for x
x = 52,475,360,841.67/259,657.24 - Step 6: Final answer
x = 202,094.73
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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.