Finding the Fourth Proportional to 771,167.99, 1,156,432.68 and 291,313.94
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Solution
The fourth proportional to 771,167.99, 1,156,432.68 and 291,313.94 is: 436,850.28
Step by Step Solution
- Step 1: Write the proportion equation
771,167.99 : 1,156,432.68 = 291,313.94 : x - Step 2: Convert to fraction form
771,167.99/1,156,432.68 = 291,313.94/x - Step 3: Cross multiply
771,167.99x = 1,156,432.68 × 291,313.94 - Step 4: Simplify right side
771,167.99x = 336,884,954,573.40 - Step 5: Solve for x
x = 336,884,954,573.40/771,167.99 - Step 6: Final answer
x = 436,850.28
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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.