Finding the Fourth Proportional to 277,297.98, 382,671.20 and 149,973.57
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Solution
The fourth proportional to 277,297.98, 382,671.20 and 149,973.57 is: 206,963.52
Step by Step Solution
- Step 1: Write the proportion equation
277,297.98 : 382,671.20 = 149,973.57 : x - Step 2: Convert to fraction form
277,297.98/382,671.20 = 149,973.57/x - Step 3: Cross multiply
277,297.98x = 382,671.20 × 149,973.57 - Step 4: Simplify right side
277,297.98x = 57,390,565,250.32 - Step 5: Solve for x
x = 57,390,565,250.32/277,297.98 - Step 6: Final answer
x = 206,963.52
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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.