Finding the Fourth Proportional to 259,739.35, 358,499.97 and 152,343.98
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Solution
The fourth proportional to 259,739.35, 358,499.97 and 152,343.98 is: 210,269.68
Step by Step Solution
- Step 1: Write the proportion equation
259,739.35 : 358,499.97 = 152,343.98 : x - Step 2: Convert to fraction form
259,739.35/358,499.97 = 152,343.98/x - Step 3: Cross multiply
259,739.35x = 358,499.97 × 152,343.98 - Step 4: Simplify right side
259,739.35x = 54,615,309,705.46 - Step 5: Solve for x
x = 54,615,309,705.46/259,739.35 - Step 6: Final answer
x = 210,269.68
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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.