Finding the Fourth Proportional to 790,579.62, 1,185,888.87 and 229,618.98
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Solution
The fourth proportional to 790,579.62, 1,185,888.87 and 229,618.98 is: 344,434.12
Step by Step Solution
- Step 1: Write the proportion equation
790,579.62 : 1,185,888.87 = 229,618.98 : x - Step 2: Convert to fraction form
790,579.62/1,185,888.87 = 229,618.98/x - Step 3: Cross multiply
790,579.62x = 1,185,888.87 × 229,618.98 - Step 4: Simplify right side
790,579.62x = 272,302,592,722.75 - Step 5: Solve for x
x = 272,302,592,722.75/790,579.62 - Step 6: Final answer
x = 344,434.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.