Finding the Fourth Proportional to 277,827.42, 383,418.36 and 156,987.48
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Solution
The fourth proportional to 277,827.42, 383,418.36 and 156,987.48 is: 216,652.06
Step by Step Solution
- Step 1: Write the proportion equation
277,827.42 : 383,418.36 = 156,987.48 : x - Step 2: Convert to fraction form
277,827.42/383,418.36 = 156,987.48/x - Step 3: Cross multiply
277,827.42x = 383,418.36 × 156,987.48 - Step 4: Simplify right side
277,827.42x = 60,191,882,122.13 - Step 5: Solve for x
x = 60,191,882,122.13/277,827.42 - Step 6: Final answer
x = 216,652.06
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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.