Finding the Fourth Proportional to 435,205.40, 652,808.10 and 248,235.80
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Solution
The fourth proportional to 435,205.40, 652,808.10 and 248,235.80 is: 372,353.70
Step by Step Solution
- Step 1: Write the proportion equation
435,205.40 : 652,808.10 = 248,235.80 : x - Step 2: Convert to fraction form
435,205.40/652,808.10 = 248,235.80/x - Step 3: Cross multiply
435,205.40x = 652,808.10 × 248,235.80 - Step 4: Simplify right side
435,205.40x = 162,050,340,949.98 - Step 5: Solve for x
x = 162,050,340,949.98/435,205.40 - Step 6: Final answer
x = 372,353.70
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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.