Finding the Fourth Proportional to 467,344.23, 644,935.35 and 252,484.21
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Solution
The fourth proportional to 467,344.23, 644,935.35 and 252,484.21 is: 348,428.38
Step by Step Solution
- Step 1: Write the proportion equation
467,344.23 : 644,935.35 = 252,484.21 : x - Step 2: Convert to fraction form
467,344.23/644,935.35 = 252,484.21/x - Step 3: Cross multiply
467,344.23x = 644,935.35 × 252,484.21 - Step 4: Simplify right side
467,344.23x = 162,835,992,345.82 - Step 5: Solve for x
x = 162,835,992,345.82/467,344.23 - Step 6: Final answer
x = 348,428.38
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1.5x scale
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.