Finding the Fourth Proportional to 350,575.80, 483,893.70 and 207,385.62
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Solution
The fourth proportional to 350,575.80, 483,893.70 and 207,385.62 is: 286,250.78
Step by Step Solution
- Step 1: Write the proportion equation
350,575.80 : 483,893.70 = 207,385.62 : x - Step 2: Convert to fraction form
350,575.80/483,893.70 = 207,385.62/x - Step 3: Cross multiply
350,575.80x = 483,893.70 × 207,385.62 - Step 4: Simplify right side
350,575.80x = 100,352,594,988.59 - Step 5: Solve for x
x = 100,352,594,988.59/350,575.80 - Step 6: Final answer
x = 286,250.78
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1.5x scale
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.