Finding the Fourth Proportional to 427,894.08, 590,502.84 and 234,309.94
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Solution
The fourth proportional to 427,894.08, 590,502.84 and 234,309.94 is: 323,352.65
Step by Step Solution
- Step 1: Write the proportion equation
427,894.08 : 590,502.84 = 234,309.94 : x - Step 2: Convert to fraction form
427,894.08/590,502.84 = 234,309.94/x - Step 3: Cross multiply
427,894.08x = 590,502.84 × 234,309.94 - Step 4: Simplify right side
427,894.08x = 138,360,685,010.23 - Step 5: Solve for x
x = 138,360,685,010.23/427,894.08 - Step 6: Final answer
x = 323,352.65
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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.