Finding the Fourth Proportional to 292,438.18, 438,672.87 and 92,774.53
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Solution
The fourth proportional to 292,438.18, 438,672.87 and 92,774.53 is: 139,166.74
Step by Step Solution
- Step 1: Write the proportion equation
292,438.18 : 438,672.87 = 92,774.53 : x - Step 2: Convert to fraction form
292,438.18/438,672.87 = 92,774.53/x - Step 3: Cross multiply
292,438.18x = 438,672.87 × 92,774.53 - Step 4: Simplify right side
292,438.18x = 40,697,669,338.00 - Step 5: Solve for x
x = 40,697,669,338.00/292,438.18 - Step 6: Final answer
x = 139,166.74
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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.