Finding the Fourth Proportional to 277,771.24, 383,323.14 and 155,263.48
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Solution
The fourth proportional to 277,771.24, 383,323.14 and 155,263.48 is: 214,262.95
Step by Step Solution
- Step 1: Write the proportion equation
277,771.24 : 383,323.14 = 155,263.48 : x - Step 2: Convert to fraction form
277,771.24/383,323.14 = 155,263.48/x - Step 3: Cross multiply
277,771.24x = 383,323.14 × 155,263.48 - Step 4: Simplify right side
277,771.24x = 59,516,084,680.93 - Step 5: Solve for x
x = 59,516,084,680.93/277,771.24 - Step 6: Final answer
x = 214,262.95
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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.