Finding the Fourth Proportional to 719,971.28, 993,687.96 and 414,024.08
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Solution
The fourth proportional to 719,971.28, 993,687.96 and 414,024.08 is: 571,426.60
Step by Step Solution
- Step 1: Write the proportion equation
719,971.28 : 993,687.96 = 414,024.08 : x - Step 2: Convert to fraction form
719,971.28/993,687.96 = 414,024.08/x - Step 3: Cross multiply
719,971.28x = 993,687.96 × 414,024.08 - Step 4: Simplify right side
719,971.28x = 411,410,743,446.08 - Step 5: Solve for x
x = 411,410,743,446.08/719,971.28 - Step 6: Final answer
x = 571,426.60
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.