Finding the Fourth Proportional to 274,298.41, 411,611.15 and 122,483.76
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Solution
The fourth proportional to 274,298.41, 411,611.15 and 122,483.76 is: 183,798.66
Step by Step Solution
- Step 1: Write the proportion equation
274,298.41 : 411,611.15 = 122,483.76 : x - Step 2: Convert to fraction form
274,298.41/411,611.15 = 122,483.76/x - Step 3: Cross multiply
274,298.41x = 411,611.15 × 122,483.76 - Step 4: Simplify right side
274,298.41x = 50,415,681,309.92 - Step 5: Solve for x
x = 50,415,681,309.92/274,298.41 - Step 6: Final answer
x = 183,798.66
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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.