Finding the Fourth Proportional to 877,476.65, 1,316,295.29 and 246,386.21
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Solution
The fourth proportional to 877,476.65, 1,316,295.29 and 246,386.21 is: 369,601.86
Step by Step Solution
- Step 1: Write the proportion equation
877,476.65 : 1,316,295.29 = 246,386.21 : x - Step 2: Convert to fraction form
877,476.65/1,316,295.29 = 246,386.21/x - Step 3: Cross multiply
877,476.65x = 1,316,295.29 × 246,386.21 - Step 4: Simplify right side
877,476.65x = 324,317,001,778.44 - Step 5: Solve for x
x = 324,317,001,778.44/877,476.65 - Step 6: Final answer
x = 369,601.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.