Finding the Fourth Proportional to 357,551.64, 536,524.44 and 217,408.68
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Solution
The fourth proportional to 357,551.64, 536,524.44 and 217,408.68 is: 326,232.79
Step by Step Solution
- Step 1: Write the proportion equation
357,551.64 : 536,524.44 = 217,408.68 : x - Step 2: Convert to fraction form
357,551.64/536,524.44 = 217,408.68/x - Step 3: Cross multiply
357,551.64x = 536,524.44 × 217,408.68 - Step 4: Simplify right side
357,551.64x = 116,645,070,288.14 - Step 5: Solve for x
x = 116,645,070,288.14/357,551.64 - Step 6: Final answer
x = 326,232.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.