Finding the Fourth Proportional to 848,133.75, 1,272,831.30 and 342,699.12
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Solution
The fourth proportional to 848,133.75, 1,272,831.30 and 342,699.12 is: 514,303.51
Step by Step Solution
- Step 1: Write the proportion equation
848,133.75 : 1,272,831.30 = 342,699.12 : x - Step 2: Convert to fraction form
848,133.75/1,272,831.30 = 342,699.12/x - Step 3: Cross multiply
848,133.75x = 1,272,831.30 × 342,699.12 - Step 4: Simplify right side
848,133.75x = 436,198,166,418.46 - Step 5: Solve for x
x = 436,198,166,418.46/848,133.75 - Step 6: Final answer
x = 514,303.51
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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.