Finding the Fourth Proportional to 294,350.54, 406,207.99 and 165,316.93
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Solution
The fourth proportional to 294,350.54, 406,207.99 and 165,316.93 is: 228,139.75
Step by Step Solution
- Step 1: Write the proportion equation
294,350.54 : 406,207.99 = 165,316.93 : x - Step 2: Convert to fraction form
294,350.54/406,207.99 = 165,316.93/x - Step 3: Cross multiply
294,350.54x = 406,207.99 × 165,316.93 - Step 4: Simplify right side
294,350.54x = 67,153,058,562.68 - Step 5: Solve for x
x = 67,153,058,562.68/294,350.54 - Step 6: Final answer
x = 228,139.75
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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.