Finding the Fourth Proportional to 430,381.62, 593,998.70 and 249,062.31
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Solution
The fourth proportional to 430,381.62, 593,998.70 and 249,062.31 is: 343,747.69
Step by Step Solution
- Step 1: Write the proportion equation
430,381.62 : 593,998.70 = 249,062.31 : x - Step 2: Convert to fraction form
430,381.62/593,998.70 = 249,062.31/x - Step 3: Cross multiply
430,381.62x = 593,998.70 × 249,062.31 - Step 4: Simplify right side
430,381.62x = 147,942,688,359.00 - Step 5: Solve for x
x = 147,942,688,359.00/430,381.62 - Step 6: Final answer
x = 343,747.69
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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.