Finding the Fourth Proportional to 249,510.49, 343,965.97 and 177,765.96
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Solution
The fourth proportional to 249,510.49, 343,965.97 and 177,765.96 is: 245,061.60
Step by Step Solution
- Step 1: Write the proportion equation
249,510.49 : 343,965.97 = 177,765.96 : x - Step 2: Convert to fraction form
249,510.49/343,965.97 = 177,765.96/x - Step 3: Cross multiply
249,510.49x = 343,965.97 × 177,765.96 - Step 4: Simplify right side
249,510.49x = 61,145,440,441.65 - Step 5: Solve for x
x = 61,145,440,441.65/249,510.49 - Step 6: Final answer
x = 245,061.60
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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.