Finding the Fourth Proportional to 862,202.29, 1,291,095.21 and 719,693.26
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Solution
The fourth proportional to 862,202.29, 1,291,095.21 and 719,693.26 is: 1,077,696.65
Step by Step Solution
- Step 1: Write the proportion equation
862,202.29 : 1,291,095.21 = 719,693.26 : x - Step 2: Convert to fraction form
862,202.29/1,291,095.21 = 719,693.26/x - Step 3: Cross multiply
862,202.29x = 1,291,095.21 × 719,693.26 - Step 4: Simplify right side
862,202.29x = 929,192,520,655.29 - Step 5: Solve for x
x = 929,192,520,655.29/862,202.29 - Step 6: Final answer
x = 1,077,696.65
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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.