Finding the Fourth Proportional to 403,247.49, 604,974.99 and 118,926.55
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Solution
The fourth proportional to 403,247.49, 604,974.99 and 118,926.55 is: 178,420.42
Step by Step Solution
- Step 1: Write the proportion equation
403,247.49 : 604,974.99 = 118,926.55 : x - Step 2: Convert to fraction form
403,247.49/604,974.99 = 118,926.55/x - Step 3: Cross multiply
403,247.49x = 604,974.99 × 118,926.55 - Step 4: Simplify right side
403,247.49x = 71,947,588,396.98 - Step 5: Solve for x
x = 71,947,588,396.98/403,247.49 - Step 6: Final answer
x = 178,420.42
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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.