Finding the Fourth Proportional to 320,216.24, 441,901.67 and 175,026.17
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Solution
The fourth proportional to 320,216.24, 441,901.67 and 175,026.17 is: 241,537.89
Step by Step Solution
- Step 1: Write the proportion equation
320,216.24 : 441,901.67 = 175,026.17 : x - Step 2: Convert to fraction form
320,216.24/441,901.67 = 175,026.17/x - Step 3: Cross multiply
320,216.24x = 441,901.67 × 175,026.17 - Step 4: Simplify right side
320,216.24x = 77,344,353,732.06 - Step 5: Solve for x
x = 77,344,353,732.06/320,216.24 - Step 6: Final answer
x = 241,537.89
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1.5x scale
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.