Finding the Fourth Proportional to 570,048.44, 786,544.30 and 343,689.08
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Solution
The fourth proportional to 570,048.44, 786,544.30 and 343,689.08 is: 474,217.05
Step by Step Solution
- Step 1: Write the proportion equation
570,048.44 : 786,544.30 = 343,689.08 : x - Step 2: Convert to fraction form
570,048.44/786,544.30 = 343,689.08/x - Step 3: Cross multiply
570,048.44x = 786,544.30 × 343,689.08 - Step 4: Simplify right side
570,048.44x = 270,326,686,846.24 - Step 5: Solve for x
x = 270,326,686,846.24/570,048.44 - Step 6: Final answer
x = 474,217.05
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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.