Finding the Fourth Proportional to 434,675.70, 652,013.55 and 248,051.70
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Solution
The fourth proportional to 434,675.70, 652,013.55 and 248,051.70 is: 372,077.55
Step by Step Solution
- Step 1: Write the proportion equation
434,675.70 : 652,013.55 = 248,051.70 : x - Step 2: Convert to fraction form
434,675.70/652,013.55 = 248,051.70/x - Step 3: Cross multiply
434,675.70x = 652,013.55 × 248,051.70 - Step 4: Simplify right side
434,675.70x = 161,733,069,500.54 - Step 5: Solve for x
x = 161,733,069,500.54/434,675.70 - Step 6: Final answer
x = 372,077.55
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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.