Finding the Fourth Proportional to 839,806.03, 1,259,708.36 and 208,719.84
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Solution
The fourth proportional to 839,806.03, 1,259,708.36 and 208,719.84 is: 313,079.59
Step by Step Solution
- Step 1: Write the proportion equation
839,806.03 : 1,259,708.36 = 208,719.84 : x - Step 2: Convert to fraction form
839,806.03/1,259,708.36 = 208,719.84/x - Step 3: Cross multiply
839,806.03x = 1,259,708.36 × 208,719.84 - Step 4: Simplify right side
839,806.03x = 262,926,123,940.31 - Step 5: Solve for x
x = 262,926,123,940.31/839,806.03 - Step 6: Final answer
x = 313,079.59
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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.