Finding the Fourth Proportional to 868,332.24, 1,303,339.14 and 419,368.68
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Solution
The fourth proportional to 868,332.24, 1,303,339.14 and 419,368.68 is: 629,459.08
Step by Step Solution
- Step 1: Write the proportion equation
868,332.24 : 1,303,339.14 = 419,368.68 : x - Step 2: Convert to fraction form
868,332.24/1,303,339.14 = 419,368.68/x - Step 3: Cross multiply
868,332.24x = 1,303,339.14 × 419,368.68 - Step 4: Simplify right side
868,332.24x = 546,579,614,734.14 - Step 5: Solve for x
x = 546,579,614,734.14/868,332.24 - Step 6: Final answer
x = 629,459.08
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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.