Finding the Fourth Proportional to 338,243.30, 466,750.06 and 187,337.06
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Solution
The fourth proportional to 338,243.30, 466,750.06 and 187,337.06 is: 258,510.91
Step by Step Solution
- Step 1: Write the proportion equation
338,243.30 : 466,750.06 = 187,337.06 : x - Step 2: Convert to fraction form
338,243.30/466,750.06 = 187,337.06/x - Step 3: Cross multiply
338,243.30x = 466,750.06 × 187,337.06 - Step 4: Simplify right side
338,243.30x = 87,439,581,193.13 - Step 5: Solve for x
x = 87,439,581,193.13/338,243.30 - Step 6: Final answer
x = 258,510.91
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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.