Finding the Fourth Proportional to 429,838.14, 593,149.50 and 238,840.14
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Solution
The fourth proportional to 429,838.14, 593,149.50 and 238,840.14 is: 329,584.32
Step by Step Solution
- Step 1: Write the proportion equation
429,838.14 : 593,149.50 = 238,840.14 : x - Step 2: Convert to fraction form
429,838.14/593,149.50 = 238,840.14/x - Step 3: Cross multiply
429,838.14x = 593,149.50 × 238,840.14 - Step 4: Simplify right side
429,838.14x = 141,667,909,620.93 - Step 5: Solve for x
x = 141,667,909,620.93/429,838.14 - Step 6: Final answer
x = 329,584.32
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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.