Finding the Fourth Proportional to 944,833.41, 1,303,888.19 and 515,131.65
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Solution
The fourth proportional to 944,833.41, 1,303,888.19 and 515,131.65 is: 710,891.53
Step by Step Solution
- Step 1: Write the proportion equation
944,833.41 : 1,303,888.19 = 515,131.65 : x - Step 2: Convert to fraction form
944,833.41/1,303,888.19 = 515,131.65/x - Step 3: Cross multiply
944,833.41x = 1,303,888.19 × 515,131.65 - Step 4: Simplify right side
944,833.41x = 671,674,072,154.56 - Step 5: Solve for x
x = 671,674,072,154.56/944,833.41 - Step 6: Final answer
x = 710,891.53
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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.