Finding the Fourth Proportional to 430,517.12, 594,104.36 and 249,236.72
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Solution
The fourth proportional to 430,517.12, 594,104.36 and 249,236.72 is: 343,941.31
Step by Step Solution
- Step 1: Write the proportion equation
430,517.12 : 594,104.36 = 249,236.72 : x - Step 2: Convert to fraction form
430,517.12/594,104.36 = 249,236.72/x - Step 3: Cross multiply
430,517.12x = 594,104.36 × 249,236.72 - Step 4: Simplify right side
430,517.12x = 148,072,622,024.10 - Step 5: Solve for x
x = 148,072,622,024.10/430,517.12 - Step 6: Final answer
x = 343,941.31
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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.