Finding the Fourth Proportional to 434,877.33, 652,409.76 and 131,246.12
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Solution
The fourth proportional to 434,877.33, 652,409.76 and 131,246.12 is: 196,897.48
Step by Step Solution
- Step 1: Write the proportion equation
434,877.33 : 652,409.76 = 131,246.12 : x - Step 2: Convert to fraction form
434,877.33/652,409.76 = 131,246.12/x - Step 3: Cross multiply
434,877.33x = 652,409.76 × 131,246.12 - Step 4: Simplify right side
434,877.33x = 85,626,249,650.13 - Step 5: Solve for x
x = 85,626,249,650.13/434,877.33 - Step 6: Final answer
x = 196,897.48
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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.