Finding the Fourth Proportional to 674,260.65, 1,011,538.67 and 253,536.53
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Solution
The fourth proportional to 674,260.65, 1,011,538.67 and 253,536.53 is: 380,360.32
Step by Step Solution
- Step 1: Write the proportion equation
674,260.65 : 1,011,538.67 = 253,536.53 : x - Step 2: Convert to fraction form
674,260.65/1,011,538.67 = 253,536.53/x - Step 3: Cross multiply
674,260.65x = 1,011,538.67 × 253,536.53 - Step 4: Simplify right side
674,260.65x = 256,461,998,027.24 - Step 5: Solve for x
x = 256,461,998,027.24/674,260.65 - Step 6: Final answer
x = 380,360.32
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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.