Finding the Fourth Proportional to 259,804.02, 358,491.02 and 157,776.26
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Solution
The fourth proportional to 259,804.02, 358,491.02 and 157,776.26 is: 217,707.84
Step by Step Solution
- Step 1: Write the proportion equation
259,804.02 : 358,491.02 = 157,776.26 : x - Step 2: Convert to fraction form
259,804.02/358,491.02 = 157,776.26/x - Step 3: Cross multiply
259,804.02x = 358,491.02 × 157,776.26 - Step 4: Simplify right side
259,804.02x = 56,561,372,379.19 - Step 5: Solve for x
x = 56,561,372,379.19/259,804.02 - Step 6: Final answer
x = 217,707.84
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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.