Finding the Fourth Proportional to 259,870.63, 389,805.96 and 62,878.63
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Solution
The fourth proportional to 259,870.63, 389,805.96 and 62,878.63 is: 94,317.94
Step by Step Solution
- Step 1: Write the proportion equation
259,870.63 : 389,805.96 = 62,878.63 : x - Step 2: Convert to fraction form
259,870.63/389,805.96 = 62,878.63/x - Step 3: Cross multiply
259,870.63x = 389,805.96 × 62,878.63 - Step 4: Simplify right side
259,870.63x = 24,510,462,467.21 - Step 5: Solve for x
x = 24,510,462,467.21/259,870.63 - Step 6: Final answer
x = 94,317.94
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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.