Finding the Fourth Proportional to 866,777.84, 1,299,313.80 and 506,491.44
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Solution
The fourth proportional to 866,777.84, 1,299,313.80 and 506,491.44 is: 759,238.74
Step by Step Solution
- Step 1: Write the proportion equation
866,777.84 : 1,299,313.80 = 506,491.44 : x - Step 2: Convert to fraction form
866,777.84/1,299,313.80 = 506,491.44/x - Step 3: Cross multiply
866,777.84x = 1,299,313.80 × 506,491.44 - Step 4: Simplify right side
866,777.84x = 658,091,317,573.87 - Step 5: Solve for x
x = 658,091,317,573.87/866,777.84 - Step 6: Final answer
x = 759,238.74
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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.