Finding the Fourth Proportional to 946,551.96, 1,306,235.16 and 516,831.84
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Solution
The fourth proportional to 946,551.96, 1,306,235.16 and 516,831.84 is: 713,224.37
Step by Step Solution
- Step 1: Write the proportion equation
946,551.96 : 1,306,235.16 = 516,831.84 : x - Step 2: Convert to fraction form
946,551.96/1,306,235.16 = 516,831.84/x - Step 3: Cross multiply
946,551.96x = 1,306,235.16 × 516,831.84 - Step 4: Simplify right side
946,551.96x = 675,103,921,215.49 - Step 5: Solve for x
x = 675,103,921,215.49/946,551.96 - Step 6: Final answer
x = 713,224.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.