Finding the Fourth Proportional to 350,106.40, 525,793.20 and 306,560.80
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Solution
The fourth proportional to 350,106.40, 525,793.20 and 306,560.80 is: 460,395.99
Step by Step Solution
- Step 1: Write the proportion equation
350,106.40 : 525,793.20 = 306,560.80 : x - Step 2: Convert to fraction form
350,106.40/525,793.20 = 306,560.80/x - Step 3: Cross multiply
350,106.40x = 525,793.20 × 306,560.80 - Step 4: Simplify right side
350,106.40x = 161,187,584,026.56 - Step 5: Solve for x
x = 161,187,584,026.56/350,106.40 - Step 6: Final answer
x = 460,395.99
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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.