Finding the Fourth Proportional to 277,534.09, 383,070.99 and 156,746.08
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Solution
The fourth proportional to 277,534.09, 383,070.99 and 156,746.08 is: 216,351.35
Step by Step Solution
- Step 1: Write the proportion equation
277,534.09 : 383,070.99 = 156,746.08 : x - Step 2: Convert to fraction form
277,534.09/383,070.99 = 156,746.08/x - Step 3: Cross multiply
277,534.09x = 383,070.99 × 156,746.08 - Step 4: Simplify right side
277,534.09x = 60,044,876,044.22 - Step 5: Solve for x
x = 60,044,876,044.22/277,534.09 - Step 6: Final answer
x = 216,351.35
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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.