Finding the Fourth Proportional to 958,272.60, 1,438,359.96 and 508,997.18
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Solution
The fourth proportional to 958,272.60, 1,438,359.96 and 508,997.18 is: 764,000.94
Step by Step Solution
- Step 1: Write the proportion equation
958,272.60 : 1,438,359.96 = 508,997.18 : x - Step 2: Convert to fraction form
958,272.60/1,438,359.96 = 508,997.18/x - Step 3: Cross multiply
958,272.60x = 1,438,359.96 × 508,997.18 - Step 4: Simplify right side
958,272.60x = 732,121,163,464.91 - Step 5: Solve for x
x = 732,121,163,464.91/958,272.60 - Step 6: Final answer
x = 764,000.94
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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.