Finding the Fourth Proportional to 539,622.56, 809,521.44 and 202,689.44
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Solution
The fourth proportional to 539,622.56, 809,521.44 and 202,689.44 is: 304,067.06
Step by Step Solution
- Step 1: Write the proportion equation
539,622.56 : 809,521.44 = 202,689.44 : x - Step 2: Convert to fraction form
539,622.56/809,521.44 = 202,689.44/x - Step 3: Cross multiply
539,622.56x = 809,521.44 × 202,689.44 - Step 4: Simplify right side
539,622.56x = 164,081,447,341.59 - Step 5: Solve for x
x = 164,081,447,341.59/539,622.56 - Step 6: Final answer
x = 304,067.06
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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.