Finding the Fourth Proportional to 292,262.98, 438,357.51 and 92,603.62
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Solution
The fourth proportional to 292,262.98, 438,357.51 and 92,603.62 is: 138,893.72
Step by Step Solution
- Step 1: Write the proportion equation
292,262.98 : 438,357.51 = 92,603.62 : x - Step 2: Convert to fraction form
292,262.98/438,357.51 = 92,603.62/x - Step 3: Cross multiply
292,262.98x = 438,357.51 × 92,603.62 - Step 4: Simplify right side
292,262.98x = 40,593,492,280.19 - Step 5: Solve for x
x = 40,593,492,280.19/292,262.98 - Step 6: Final answer
x = 138,893.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.