Finding the Fourth Proportional to 965,831.68, 1,332,781.02 and 536,077.98
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Solution
The fourth proportional to 965,831.68, 1,332,781.02 and 536,077.98 is: 739,750.59
Step by Step Solution
- Step 1: Write the proportion equation
965,831.68 : 1,332,781.02 = 536,077.98 : x - Step 2: Convert to fraction form
965,831.68/1,332,781.02 = 536,077.98/x - Step 3: Cross multiply
965,831.68x = 1,332,781.02 × 536,077.98 - Step 4: Simplify right side
965,831.68x = 714,474,556,983.94 - Step 5: Solve for x
x = 714,474,556,983.94/965,831.68 - Step 6: Final answer
x = 739,750.59
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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.