Finding the Fourth Proportional to 313,894.98, 433,169.78 and 170,658.63
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Solution
The fourth proportional to 313,894.98, 433,169.78 and 170,658.63 is: 235,506.03
Step by Step Solution
- Step 1: Write the proportion equation
313,894.98 : 433,169.78 = 170,658.63 : x - Step 2: Convert to fraction form
313,894.98/433,169.78 = 170,658.63/x - Step 3: Cross multiply
313,894.98x = 433,169.78 × 170,658.63 - Step 4: Simplify right side
313,894.98x = 73,924,160,358.91 - Step 5: Solve for x
x = 73,924,160,358.91/313,894.98 - Step 6: Final answer
x = 235,506.03
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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.