Finding the Fourth Proportional to 580,797.19, 870,860.58 and 225,395.83
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Solution
The fourth proportional to 580,797.19, 870,860.58 and 225,395.83 is: 337,963.66
Step by Step Solution
- Step 1: Write the proportion equation
580,797.19 : 870,860.58 = 225,395.83 : x - Step 2: Convert to fraction form
580,797.19/870,860.58 = 225,395.83/x - Step 3: Cross multiply
580,797.19x = 870,860.58 × 225,395.83 - Step 4: Simplify right side
580,797.19x = 196,288,343,243.38 - Step 5: Solve for x
x = 196,288,343,243.38/580,797.19 - Step 6: Final answer
x = 337,963.66
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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.