Finding the Fourth Proportional to 304,722.72, 420,457.68 and 168,750.08
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Solution
The fourth proportional to 304,722.72, 420,457.68 and 168,750.08 is: 232,842.06
Step by Step Solution
- Step 1: Write the proportion equation
304,722.72 : 420,457.68 = 168,750.08 : x - Step 2: Convert to fraction form
304,722.72/420,457.68 = 168,750.08/x - Step 3: Cross multiply
304,722.72x = 420,457.68 × 168,750.08 - Step 4: Simplify right side
304,722.72x = 70,952,267,136.61 - Step 5: Solve for x
x = 70,952,267,136.61/304,722.72 - Step 6: Final answer
x = 232,842.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.