Finding the Fourth Proportional to 274,266.36, 411,191.28 and 189,802.08
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Solution
The fourth proportional to 274,266.36, 411,191.28 and 189,802.08 is: 284,559.00
Step by Step Solution
- Step 1: Write the proportion equation
274,266.36 : 411,191.28 = 189,802.08 : x - Step 2: Convert to fraction form
274,266.36/411,191.28 = 189,802.08/x - Step 3: Cross multiply
274,266.36x = 411,191.28 × 189,802.08 - Step 4: Simplify right side
274,266.36x = 78,044,960,221.86 - Step 5: Solve for x
x = 78,044,960,221.86/274,266.36 - Step 6: Final answer
x = 284,559.00
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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.