Finding the Fourth Proportional to 206,950.74, 310,643.28 and 183,408.90
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Solution
The fourth proportional to 206,950.74, 310,643.28 and 183,408.90 is: 275,305.82
Step by Step Solution
- Step 1: Write the proportion equation
206,950.74 : 310,643.28 = 183,408.90 : x - Step 2: Convert to fraction form
206,950.74/310,643.28 = 183,408.90/x - Step 3: Cross multiply
206,950.74x = 310,643.28 × 183,408.90 - Step 4: Simplify right side
206,950.74x = 56,974,742,277.19 - Step 5: Solve for x
x = 56,974,742,277.19/206,950.74 - Step 6: Final answer
x = 275,305.82
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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.