Finding the Fourth Proportional to 493,351.60, 680,827.26 and 266,997.08
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Solution
The fourth proportional to 493,351.60, 680,827.26 and 266,997.08 is: 368,457.08
Step by Step Solution
- Step 1: Write the proportion equation
493,351.60 : 680,827.26 = 266,997.08 : x - Step 2: Convert to fraction form
493,351.60/680,827.26 = 266,997.08/x - Step 3: Cross multiply
493,351.60x = 680,827.26 × 266,997.08 - Step 4: Simplify right side
493,351.60x = 181,778,890,404.40 - Step 5: Solve for x
x = 181,778,890,404.40/493,351.60 - Step 6: Final answer
x = 368,457.08
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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.