Finding the Fourth Proportional to 357,715.44, 493,645.68 and 204,752.88
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Solution
The fourth proportional to 357,715.44, 493,645.68 and 204,752.88 is: 282,558.04
Step by Step Solution
- Step 1: Write the proportion equation
357,715.44 : 493,645.68 = 204,752.88 : x - Step 2: Convert to fraction form
357,715.44/493,645.68 = 204,752.88/x - Step 3: Cross multiply
357,715.44x = 493,645.68 × 204,752.88 - Step 4: Simplify right side
357,715.44x = 101,075,374,679.56 - Step 5: Solve for x
x = 101,075,374,679.56/357,715.44 - Step 6: Final answer
x = 282,558.04
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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.