Finding the Fourth Proportional to 536,182.70, 739,950.27 and 306,777.74
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Solution
The fourth proportional to 536,182.70, 739,950.27 and 306,777.74 is: 423,363.66
Step by Step Solution
- Step 1: Write the proportion equation
536,182.70 : 739,950.27 = 306,777.74 : x - Step 2: Convert to fraction form
536,182.70/739,950.27 = 306,777.74/x - Step 3: Cross multiply
536,182.70x = 739,950.27 × 306,777.74 - Step 4: Simplify right side
536,182.70x = 227,000,271,542.99 - Step 5: Solve for x
x = 227,000,271,542.99/536,182.70 - Step 6: Final answer
x = 423,363.66
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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.