Finding the Fourth Proportional to 506,147.27, 698,396.99 and 302,279.99
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Solution
The fourth proportional to 506,147.27, 698,396.99 and 302,279.99 is: 417,094.87
Step by Step Solution
- Step 1: Write the proportion equation
506,147.27 : 698,396.99 = 302,279.99 : x - Step 2: Convert to fraction form
506,147.27/698,396.99 = 302,279.99/x - Step 3: Cross multiply
506,147.27x = 698,396.99 × 302,279.99 - Step 4: Simplify right side
506,147.27x = 211,111,430,149.85 - Step 5: Solve for x
x = 211,111,430,149.85/506,147.27 - Step 6: Final answer
x = 417,094.87
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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.