Finding the Fourth Proportional to 313,537.52, 432,683.01 and 170,299.95
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Solution
The fourth proportional to 313,537.52, 432,683.01 and 170,299.95 is: 235,014.60
Step by Step Solution
- Step 1: Write the proportion equation
313,537.52 : 432,683.01 = 170,299.95 : x - Step 2: Convert to fraction form
313,537.52/432,683.01 = 170,299.95/x - Step 3: Cross multiply
313,537.52x = 432,683.01 × 170,299.95 - Step 4: Simplify right side
313,537.52x = 73,685,894,968.85 - Step 5: Solve for x
x = 73,685,894,968.85/313,537.52 - Step 6: Final answer
x = 235,014.60
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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.