Finding the Fourth Proportional to 649,232.80, 972,682.80 and 555,920.80
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Solution
The fourth proportional to 649,232.80, 972,682.80 and 555,920.80 is: 832,882.44
Step by Step Solution
- Step 1: Write the proportion equation
649,232.80 : 972,682.80 = 555,920.80 : x - Step 2: Convert to fraction form
649,232.80/972,682.80 = 555,920.80/x - Step 3: Cross multiply
649,232.80x = 972,682.80 × 555,920.80 - Step 4: Simplify right side
649,232.80x = 540,734,600,322.24 - Step 5: Solve for x
x = 540,734,600,322.24/649,232.80 - Step 6: Final answer
x = 832,882.44
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1.5x scale
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.