Finding the Fourth Proportional to 335,642.42, 503,465.00 and 135,966.59
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Solution
The fourth proportional to 335,642.42, 503,465.00 and 135,966.59 is: 203,950.43
Step by Step Solution
- Step 1: Write the proportion equation
335,642.42 : 503,465.00 = 135,966.59 : x - Step 2: Convert to fraction form
335,642.42/503,465.00 = 135,966.59/x - Step 3: Cross multiply
335,642.42x = 503,465.00 × 135,966.59 - Step 4: Simplify right side
335,642.42x = 68,454,416,037.19 - Step 5: Solve for x
x = 68,454,416,037.19/335,642.42 - Step 6: Final answer
x = 203,950.43
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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.