Finding the Fourth Proportional to 435,576.11, 652,489.36 and 198,592.79
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Solution
The fourth proportional to 435,576.11, 652,489.36 and 198,592.79 is: 297,490.33
Step by Step Solution
- Step 1: Write the proportion equation
435,576.11 : 652,489.36 = 198,592.79 : x - Step 2: Convert to fraction form
435,576.11/652,489.36 = 198,592.79/x - Step 3: Cross multiply
435,576.11x = 652,489.36 × 198,592.79 - Step 4: Simplify right side
435,576.11x = 129,579,681,454.75 - Step 5: Solve for x
x = 129,579,681,454.75/435,576.11 - Step 6: Final answer
x = 297,490.33
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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.