Finding the Fourth Proportional to 957,029.19, 1,320,730.19 and 549,205.63
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Solution
The fourth proportional to 957,029.19, 1,320,730.19 and 549,205.63 is: 757,920.93
Step by Step Solution
- Step 1: Write the proportion equation
957,029.19 : 1,320,730.19 = 549,205.63 : x - Step 2: Convert to fraction form
957,029.19/1,320,730.19 = 549,205.63/x - Step 3: Cross multiply
957,029.19x = 1,320,730.19 × 549,205.63 - Step 4: Simplify right side
957,029.19x = 725,352,456,058.97 - Step 5: Solve for x
x = 725,352,456,058.97/957,029.19 - Step 6: Final answer
x = 757,920.93
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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.